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METEORIC RESOURCES NL Capital/Financing Update 2025

Apr 14, 2025

65311_rns_2025-04-14_b4a77b14-020d-4fbf-9ef6-372aaf4919e1.pdf

Capital/Financing Update

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ASX ANNOUNCEMENT

15 April 2025

Maiden Barra do Pacu Resource adds strategic high-grade rare earths

Meteoric Resources NL (ASX: MEI) ( Meteoric or the Company ) is pleased to announce the maiden Mineral Resource Estimate ( MRE ) for the Barra do Pacu ( BDP ) licence at its 100%-owned Caldeira Rare Earth Element Ionic Clay Project ( Caldeira Project ).

Highlights

  • Maiden MRE adds 389Mt at 2,204ppm TREO[1] (1,000ppm cut-off grade) including:

  • 77Mt of Indicated Resource at a grade of 2,917ppm TREO (1,000ppm cut-off grade)

  • High-grade Indicated Resource area of 32Mt at 4,130ppm TREO (3,000ppm cut-off)

  • Increases volumes of critical rare earths recently subject to Chinese Export Control (Table 1)

  • Global Caldeira MRE grows to 1.5Bt @ 2,359ppm TREO containing critical rare earth oxides:

  • 195kt of Yttrium oxide

  • 195kt of Praseodymium oxide and 554kt of Neodymium oxide (light Magnetic)

  • 65kt of Samarium oxide

  • 28kt of Gadolinium oxide

  • 6kt of Terbium oxide and 32kt of Dysprosium oxide (heavy Magnetic)

  • 2kt of Lutetium oxide

  • Global Measured and Indicated MRE grow to 666Mt @ 2,685 ppm TREO including 22.5% MREO[2]

  • BDP is a continuation of the high-grade zone at Capão do Mel ( CDM ) and will be integrated into the upcoming Caldeira Project Pre-Feasibility Study ( PFS)

Managing Director, Stuart Gale commented:

“Barra do Pacu is immediately south of the Capão do Mel resource and with this update we can now include it in the upcoming Pre-Feasibility Study. Geologically it represents the southern extension of the high-grade Capão do Mel orebody across a licence boundary into the Barra do Pacu licence. This resource estimate effectively doubles the Indicated Resource located within 1,000m of the proposed processing plant site. The combined Measured and Indicated Resource for Capão do Mel and Barra do Pacu is in excess of 150Mt at greater than 3,000ppm TREO including greater than 20% MREO. This represents an obvious starter area for future mining at the Caldeira Project to drive strong economic returns and a rapid capital payback.

In addition, Barra do Pacu adds to our capability to supply rare earths which are subject to the Chinese export controls implemented on 4 April 2025 and reinforces Caldeira’s capacity to provide a low cost, alternative global supply of these strategic rare earths.”

1 TREO : Total Rare Earth Oxides - Y2O3, La2O3, CeO2, Pr6O11, Nd2O3, Sm2O3, Eu2O3, Gd2O3, Tb4O7, Dy2O3, Ho2O3, Er2O3, Tm2O3, Yb2O3, Lu2O3

2 MREO : Magnetic Rare Earth Oxides - Pr6O11, Nd2O3, Tb4O7, Dy2O3

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The maiden MRE at the BDP Mining Licence (No. 816211/1971) totals 389Mt at 2,204ppm TREO (1,000ppm cut-off grade), with 432ppm MREO ( Table 2 ). High-grade resources in the Indicated category total 77Mt at 2,917ppm TREO, with 545ppm MREO for a MREO/TREO ratio of 18.7% ( Tables 1 and 2 ).

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1A
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Figure 1A a plan view highlighting the grade distribution in the block model and the approximate location of infrastructure and planned open pits at Capão do Mel from the scoping study. Also included are all aircore and diamond drill collars. The location of the section shown in Figure 1B below is also indicated.

Figure 1B Section 346,225mE - NorthSouth section (A-B) extending south through CDM starter pit and into high-grade resources in the north of BDP, showing high-grade mineralisation (>4,000ppm TREO) in drill holes and block model, plus depth of clay mineralisation. The high-grade mineralisation begins from surface and increases in thickness to the south in BDP where drill intercepts of greater than 30m true thickness can be noted in aircore holes BPPAC0171, 0178, 0181and 0115.

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1B
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On 4 April 2025, China announced new export controls on certain medium and heavy rare earth-related items. Table 1 below highlights the rare earths subject to these controls and the contained oxide tonnages within Meteoric’s Global Mineral Resource. These volumes support the Caldeira Project’s capacity to provide an alternative low cost, sustainable supply of these critical materials.

Table 1: Global Mineral Resource by Rare Earth Element showing tonnage of contained oxides per location.

Element Oxide
CDM
FIG SOB DM1 DM2 CVN BDP Totals
Yttrium Y2O3 16,605 31,415
30,168
28,383 13,217 35,393 40,263 195,443
Lanthanum La2O3 128,823 156,135
216,180
138,223 75,465 194,169 328,354 1,237,350
Cerium CeO2 123,735 165,985
172,629
140,064 71,399 185,858 287,836 1,147,508
Praseodymium Pr6O11
19,144
23,961
36,600
24,152 12,600 34,737 43,833 195,027
Neodymium Nd2O3
52,145
66,764
104,866
72,225 37,499 104,807 116,054 554,360
Samarium Sm2O3
5,968
7,854
12,046
8,851 4,371 12,749 13,178 65,018
Europium Eu2O3
1,513
2,082
3,045
2,289 1,096 3,195 3,388 16,608
Gadolinium Gd2O3
4,042
5,567
8,048
5,997 2,887 8,572 8,983 44,096
Terbium Tb4O7 554 847
1,058
840 399 1,124 1,295 6,117
Dysprosium Dy2O3
2,803
4,677
5,268
4,494 2,114 5,908 6,793 32,057
Holmium Ho2O3
498
892
921
850 391 1,068 1,225 5,844
Erbium Er2O3 1,316 2,546
2,426
2,358 1,087 2,977 3,232 15,942
Thulium Tm2O3
170
349
313
317 143 388 422 2,101
Ytterbium Yb2O3
1,020
2,185
1,836
1,935 874 2,387 2,576 12,814
Lutetium Lu2O3 142 307
207
272 124 328 365 1,746
Total Tonnes 358,478 471,564
595,614
431,250 223,666 593,660 857,798 3,532,028

The 1.5Bt of Ionic Absorption Clay ( IAC ) Mineral Resources, at industry leading grades, highlights the significance of the Caldeira Project and its capacity to provide an alternative supply chain for global rare earth markets. The Project also contains significant upside exploration potential to define higher grade mineralisation, and mineralisation with enriched MREO content, which supports the scalability of future processing capacity.

The updated BDP Mineral Resource Estimate incorporates 6,867m of Aircore ( AC ) and Diamond ( DD ) drilling in 231 holes ( Figure 5 and Table 3 ). Figures 1A and 1B above show a significant portion of the BDP high grade Indicate Resource occurs in the north of the licence, contiguous with the Capão do Mel starter Pit where operations are planned to commence.

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Figure 2: Location map of mineral resources of Caldeira REE Project highlighting Barra do Pacu in the south.

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The Global MRE for the Caldeira Project increases to 1.5Bt at 2,359ppm TREO, including Magnet REO grades of 526ppm which comprise 22.3% of the TREO basket (1,000 ppm TREO cut-off grade). Measured and Indicated Resources increase to 666Mt at 2,685ppm TREO and 605ppm MREO, for a MREO/TREO ratio of 22.5% ( Table 2 ). This updated MRE represents a 35% increase in tonnes relative to the 12 March 2025 update.

Table 2: Caldeira Project MRE by licence at 1,000ppm TREO cut-off. Differences may occur due to rounding. The new figures for Bara do Pacu licence announced in this release are highlighted in green.

Licence JORC Material Material Tonnes TREO Pr6O11 Nd2O3 Tb4O7 Dy2O3 MREO MREO
Category Type Mt ppm ppm ppm ppm ppm ppm /TREO
Capão do Mel Measured Clay 11 3,888 222 586 6 28 842 21.7%
Cupim Vermelho
Norte
Measured Clay 26 2,607 156 477 5 25 663 25.4%
Total Measured 37 2,983 176 509 5 26 715 24.0%
Capão do Mel Indicated Clay 74 2,908 163 449 5 23 640 22.0%
Barra do Pacu Indicated Clay 77 2,917 143 376 4 21 545 18.7%
Soberbo Indicated Clay 86 2,730 165 476 5 23 669 24.5%
Figueira Indicated Clay 138 2,844 145 403 5 28 582 20.5%
Cupim Vermelho
Norte
Indicated Clay 90 2,658 163 489 5 26 683 25.7%
Dona Maria 1 Indicated Clay 111 2,253 128 376 4 23 531 23.6%
Dona Maria 2 Indicated Clay 53 2,303 132 390 4 22 548 23.8%
Total Indicated 629 2,668 148 422 5 24 599 22.4%
Total Measured + Indicated 666 2,685 150 427 5 25 605 22.5%
Capão do Mel Inferred Clay 32 1,791 79 207 2 13 302 16.9%
Barra do Pacu Inferred Clay 190 2,153 112 296 3 18 429 19.9%
Soberbo Inferred Clay 89 2,713 167 478 5 24 675 24.9%
Figueira Inferred Clay 9 3,105 139 379 5 28 551 17.7%
Cupim Vermelho
Norte
Inferred Clay 78 2,237 126 377 4 23 530 23,8%
Dona Maria 1 Inferred Clay 49 2,225 121 383 5 25 534 24.0%
Dona Maria 2 Inferred Clay 29 2,324 130 397 4 21 552 23.8%
Capão do Mel Inferred Transition 25 1,752 86 239 3 14 341 19.5%
Barra do Pacu Inferred Transition 122 1,837 95 253 3 15 355 19.9%
Soberbo Inferred Transition 54 2,207 138 395 4 20 558 25.3%
Figueira Inferred Transition 24 2,174 115 328 4 21 468 21.5%
Cupim Vermelho
Norte
Inferred Transition 67 1,665 92 281 3 17 393 23.6%
Dona Maria 1 Inferred Transition 42 1,703 95 275 3 17 390 22.9%
Dona Maria 2 Inferred Transition 21 1,615 86 251 3 15 355 22.0%
Total Inferred 832 2,097 115 325 4 19 462 22.0%
Total Measured +
Indicated + Inferred
1,497 2,359 130 370 4 21 526 22.3%

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The Caldeira Project continues to prove its Tier 1 status as one of the highest-grade IAC rare earth deposits in the world, with a combination of large tonnage, high-grade and excellent recoveries ( Figure 3 ). Importantly, the outstanding inventory of high-grade material in the Measured and Indicated categories ( Figure 4 ) continues to grow to support the development of the Caldeira Project.

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3,500
3,000
PCH
2,500 Colossus
Caldeira
Penco Module
2,000
1,500 Carina Module
Pela Ema
1,000 Deep Leads, Rocha Da Rocha
Rubble Ema
Mound, … Makuutu
500
-
- 200 400 600 800 1,000 1,200 1,400 1,600 1,800
M+I+I Resource Size (Mt)
TREO Grade (ppm)
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Figure 3: Graph of tonnage v TREO grade for total Resources (M+I+I) of worldwide Ionic Absorption Clay deposits (MEI peers). The size of the sphere is related to contained metal i.e. tonnes x grade. Full source data is provided in Appendix 1.

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4,000
3,000
PCH Colossus Calderia
Penco Module
2,000
Pela Ema
1,000
Makuutu
-
- 100 200 300 400 500 600 700 800
Measred & Indicated Resource (Mt)
TREO Grade (ppm)
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Figure 4 : Graph of tonnage v TREO grade for reported Measured and Indicated Resources of Ionic Adsorption Clay deposits (MEI peers). The size of the sphere is related to contained metal i.e. tonnes x grade. Full source data is provided in Appendix 1.

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Information required per ASX Listing Rule 5.8.1 Barra do Pacu MRE Detail

The maiden BDP MRE totals 389Mt at 2,204ppm (1,000ppm cut-off grade), with 432ppm MREO for an MRE/TREO ratio of 19.6% ( Table 3 ). The resource estimation was completed by BNA Consulting and incorporated results from DD and AC drilling programs completed in 2024 ( Figure 5 and Table 3 ).

Table 3: Barra do Pacu MRE reported at a 1,000ppm TREO cut-off grade.

Licence JORC
Material
Tonnes TREO Pr6O11 Nd2O3 Tb4O7 Dy2O3 MREO MREO/TREO
Category
Type
Mt ppm ppm ppm ppm ppm ppm %
Barra do Pacu Indicated
Clay
77 2,917 143 376 4 21 545 18.7%
Total Indicated 77 2,917 143 376 4 21 545 18.7%
Barra do Pacu Inferred
Clay
190 2,153 112 296 3 18 429 19.9%
Barra do Pacu Inferred
Transition
122 1,837 95 253 3 15 365 19.9%
Total Inferred 313 2,029 105 279 3 16 404 19.9%
Total Indicated + Inferred 389 2,204 113 298 3 17 432 19.6%

Drilling Techniques and Hole Spacing

A total of 231 drill holes for 6,867m were used to define the Barra do Pacu MRE, which included seven DD and 224 AC drill holes ( Table 4 ). Given the substantial geographic extent and generally shallow, flat lying geometry of the mineralisation, the chosen spacing and orientation is considered to be sufficient to establish geology and grade continuity. Most drill sites required minimal to no site preparation. On particularly steep sites, the area was levelled with a backhoe loader. Holes generally stopped at 'blade refusal' when the rotating bit was unable to cut the ground any deeper. This generally occurred in the transition zones (below clay zone and above fresh rock). On occasions a face sampling hammer was used to penetrate through the remaining transition zone and into fresh rock.

Table 4: Barra do Pacu MRE drill hole statistics.

Hole Type Number
Holes
Number
Samples
Total drilled (m)
Maximum
depth (m)
Average depth
(m)
Diamond 7 329 327 73.3 46.7
Aircore 224 3,313 6,540 50 29.2
Totals 231 3,642 6,867

Figueira Licence

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A
C D
E F
B
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Figure 5: Barra do Pacu drill hole location plan showing location of Sections 346,225mE (A-B), 7,566,400mN (C-D) 7,566,275mN.(E-F).

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Figure 6: BDP Section C-D (7 566 400 mN) showing high-grade mineralisation (>3,000ppm TREO) beginning from surface. Refer to Figure 1 for location map

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Figure 7: BDP – Section E-F (7 566 275 mN) showing high-grade mineralisation (>3,000ppm TREO) beginning from surface. Refer to Figure 1 for location

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Diamond drilling:

  • Completed using a conventional wireline diamond drill rig (Mach 1200).

  • All holes drilled vertically using PQ diameter core to the transition zone (85mm diameter), reducing to HQ diameter core below this (63.5mm diameter).

  • Depth of clay varies between 8.1m to 48.3m.

  • Maximum depth drilled of 73.3m, with all holes drilled vertically.

  • No regular spacing, with hole placement designed to test specific geological characteristics.

AC drilling:

  • Completed using a HANJIN 8D Multipurpose Track Mounted Drill Rig, configured to drill 3-inch AC holes.

  • Average drill hole depth was 29.2m (proxy for depth of clay).

  • Maximum depth drilled was 50m, with all holes drilled vertically.

  • Spacing of AC holes was 100m x 100m in zones of strongest anomalism in soil sampling, stepping out to 400m x 400m to give maximum coverage over the Licence.

Geology and Geological Interpretation

The Cretaceous (80 Ma) Alkaline Complex of Poços de Caldas in Brazil hosts deposits of REE, bauxite, white clay for ceramics, uranium, zirconium and leucite. The Poços de Caldas Intrusive Complex covers an area of approximately 800km[2] . The main rock types found are intrusive and volcanic alkaline rocks of the nepheline syenite system, comprising phonolites and foidolites (syenites). Primary mineralisation includes uranium, zirconium and REE that are confined to the intrusives emplaced during the magmatic event. Post intrusion, intense weathering of the region has resulted in an extensive clay regolith developed above the syenites.

The dominant REE mineral in the source rock (syenite) beneath the clay zone is Bastnaesite, a major source of REE worldwide. Bastnaesite is a REE carbonate-fluoride mineral (REE)CO3F and has very low levels of uranium and thorium in its structure. Due to the chemistry of the underling intrusives and the intense weathering of the region, a thick profile comprising soil, clay and saprolite (regolith) has formed ( Figures 1, 6 and 7 ). This thick profile hosts the ionic clay REE mineralisation.

Sampling and Sub-sampling Techniques

Diamond cores: Sample lengths for diamond drilling were determined by geological boundaries with a maximum sample length of 1m applied. In the saprolite zone the core was halved using a metal spatula and placed in plastic bags, and for fresh rock the core was halved using a brick saw then placed into plastic bags. Field duplicates consisted of quarter core, with two of the quarters sent to the lab.

Aircore material: Two-metre composite samples were collected from the cyclone of the rig in plastic buckets which were weighed. The sample (> 6kg) was passed through a single tier riffle splitter generating a 50/50 split, with one half bagged and submitted to the laboratory, and the other half bagged and stored as a duplicate at the core facility in Poços de Caldas. If a sample was <6kg the entire sample was bagged and submitted for assay. Given the grain size of the mineralisation is extremely fine (clays) and shows little variability, the practice of submitting 50% of original sample for analysis was deemed appropriate. Meteoric QAQC protocols demand a duplicate sample every 20 samples and a blank and standard sample every 30 samples.

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Sample Analysis Method

Diamond and AC samples: Samples were analysed by ALS Laboratories in Vespasiano (MG), following sample preparation at ALS sample prep facility in Pocos de Caldas that included:

  • Drying at 60°C.

  • Crushing fresh rock to sub 2mm.

  • Disaggregating saprolite with hammers.

  • Passing through a riffle splitter (800g sub-sample).

  • Pulverization of 800g sample to 90% passing 75um, monitored by sieving.

  • Aliquot selection from pulp packet.

The aliquot obtained was sent to ALS Lima for analysis by ME-MS81, consisting REE and trace elements analysis by ICP-MS for 32 elements by fusion with lithium borate as shown below with detection limits ( Table 5 ):

Table 5: ICP-MS method results for REE and trace elements (ppm) via ME-MS81.

Code Analytes and ranges (ppm)
ME-MS81 Ba
0.5 – 10000
Gd
0.05 - 1000
Rb
0.2 - 10000
Ti
0.01 - 10%
Ce
0.1 – 10000
Hf
0.5 - 10000
Sc
0.5 - 500
Tm
0.01 - 1000
Cr
5 – 10000
Ho
0.01 - 10000
Sm
0.03 - 1000
U
0.05 - 1000
Cs
0.01 – 10000
La
0.1 - 10000
Sn
0.5 - 10000
V
5 - 10000
Dy
0.05 – 1000
Lu
0.01 - 10000
Sr
0.1 - 10000
W
0.5 - 10000
Er
0.03 – 1000
Nb
0.05 - 2500
Ta
0.1 - 2500
Y
0.1 - 10000
Eu
0.02 – 1000
Nd
0.1 - 10000
Tb
0.01 - 1000
Yb
0.03 - 1000
Ga
0.1 – 10000
Pr
0.02 - 10000
Th
0.05 - 1000
Zr
1 - 10000

Estimation Methodology

The resource estimations are based on the block model interpolated by the Ordinary Kriging ( OK ) method using Micromine software. OK was selected as the method for grade interpolation as the sampling data has a log-normal distribution represented by a single generation.

A discretised block model was created in the sub-blocking process using wireframes of several surfaces: topography, base of soil, base of clay, and base of transition. Mineralisation begins from near surface (0.5m – 2.0m soil coverage). Where there was no information from diamond or AC drill holes (which drill to transition/fresh rock), and mineralisation was present at the end of Auger drill holes (in areas of known deep weathering), the mineralisation was assumed to extend 2m below the hole.

Initially, the model was filled with blocks measuring 25 (X) by 25 (Y) by 5 (Z) metres, which were divided into sub-units of smaller size, with a factor for size subdivision of 10 by 10 by 5 in contact with the surrounding three-dimensional wireframes. The grade estimation was performed in four consecutive passes (rounds) using different criteria for: search radius, number of composite samples allowed, and number of holes the samples must come from. The radii and the orientation of the search ellipses were determined using standard variograms (refer to JORC Table 1 for additional information).

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Parameters applied to each sector of a search ellipse were the maximum number of points in the sector and the minimum total number of points in the interpolation that varies depending on the size of the ellipse, from 3 to 1. Thus, the maximum total number of samples involved in the interpolation was 12 samples.

The block model was validated in several ways: by running an Inverse Distance Weighted interpolation and comparing the results, and by comparing the means and standard deviations of the block grades to the composite data set.

Cut-off grades, including basis for the selected Cut-off Grade

The selection of the TREO cut-off grade (1,000ppm) used for reporting was based on the experience of the Competent Person ( Table 6 and Figure 8 ). This cut-off grade was selected based on a peer review of publicly available information from more advanced projects with comparable mineralisation styles (i.e., clay-hosted rare earth mineralisation) and comparable conceptual processing methods. Material above this cut-off generates a head feed grade of over 2,272ppm TREO, and in the opinion of the Competent Person, meets the conditions for reporting of a Mineral Resource with reasonable prospects of eventual economic extraction.

Table 6: Bara do Pacu MRE classifications reported by cut-off grade.

Cut-off JORC Material TONNES TREO Pr6O11 Nd2O3 Tb4O7 Dy2O3 MREO MREO/
TREO
ppm
TREO
Category Type Mt ppm ppm ppm ppm ppm ppm
1,000 Indicated Clay 77 2,917 143 376 4 21 545 18.7%
Inferred Clay 190 2,153 112 296 3 18 429 19.9%
Inferred Transition 122 1,837 95 253 3 15 365 19.9%
TOTAL Indicated + Inferred 389 2,204 113 298 3 17 432 19.6%
Indicated Clay 56 3,436 171 450 5 25 651 18.9%
2,000 Inferred Clay 94 2,788 158 415 4 23 600 21.5%
Inferred Transition 37 2,784 161 420 4 21 606 21.8%
TOTAL Indicated + Inferred 187 2,983 163 427 4 23 617 20.7%
Indicated Clay 32 4,130 215 565 6 29 815 19.7%
3,000 Inferred Clay 26 3,709 236 621 6 33 895 24.1%
Inferred Transition 14 3,444 208 535 5 24 772 22.4%
TOTAL Indicated + Inferred 72 3,846 221 580 6 29 837 21.7%
Indicated Clay 13 5,171 285 747 7 35 1,074 20.8%
4,000 Inferred Clay 7 4,775 324 848 8 42 1,223 25.6%
Inferred Transition 1 4,510 266 697 6 28 997 22.1%
TOTAL Indicated + Inferred 20 5,011 297 777 8 37 1,118 22.3%

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Figure 8: Barra do Pacu grade x tonnage graph at various cut-off grades.

Criteria used for Classification

Mineral Resources for Barra do Pacu have been classified as Indicated and Inferred ( Figure 9 ).

The Competent Persons are satisfied that the classification is appropriate based on the current level of confidence in the data, drill hole spacing, geological continuity, variography, bulk density, and licencing data available for the project.

Mining and metallurgical methods and material modifying factors

No specific mining or metallurgical methods or parameters were incorporated into the modelling process.

Proposed Further Work

The Company is in the final stages of completing its Pre-Feasibility Study (PFS). High-grade resources from Bara do Pacu (BDP) which are reported above will be included in the Mining and Processing Schedule and will make a material positive difference to the recovered REOs and the financial case for the Project.

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Figure 9: Barra do Pacu: Plan view showing distribution of Measured, Indicated and Inferred resources at Capão do Mel (CDM) and Barra do Pacu (BDP) licences. Note the high-grade Indicated resources in the north of BDP is contiguous with high-grade Measured & Indicated resources in the CDM starter Pit, suggesting this material can contribute significantly to the high-grade (>4,000ppm TREO) early production profile.

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This release has been approved by the Board of Meteoric Resources NL.

For further information, please contact: Stuart Gale Michael Vaughan Managing Director Investor and Media Relations Meteoric Resources NL Fivemark Partners E [email protected] E [email protected] T +61 437 900 175 T + 61 422 602 720

Competent Person Statements

Dr Marcelo J De Carvalho

The information in this announcement that relates to exploration results is based on information reviewed, collated and fairly represented by Dr Carvalho a Competent Person and aa Member of the Australasian Institute of Mining and Metallurgy and a consultant to Meteoric Resources NL. Dr. Carvalho has sufficient experience relevant to the style of mineralisation and type of deposit under consideration, and to the activity which has been undertaken, to qualify as a Competent Person as defined in the 2012 Edition of the Joint Ore Reserves Committee (JORC) Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves. Dr. Carvalho consents to the inclusion in this report of the matters based on this information in the form and context in which it appears.

Dr. Beck Nader

The information in this report that relates to Mineral Resources at Dona Maria 1 & 2 (DM 1 & DM 2) and Cupim Vermelho Norte (CVN) is based on information compiled by Dr. Beck Nader, a Competent Person who is a Fellow of Australian Institute of Geoscientists #4472. Dr. Beck Nader is a consultant for BNA Mining Solutions. He has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify him as a Competent Person as defined in the 2012 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Dr. Beck Nader consents to the inclusion in the report of the matters based on his information in the form and context in which it appears.

Dr. Volodymyr Myadzel

The information in this report that relates to Mineral Resources at Bara do Pacu BDP is based on information compiled by Dr. Volodymyr Myadzel, a Competent Person who is a Member of Australian Institute of Geoscientists #3974. Dr. Volodymyr Myadzel is a consultant for BNA Mining Solutions. He has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Dr. Volodymyr Myadzel consents to the inclusion in the report of the matters based on his information in the form and context in which it appears. The information in this release that relates to Mineral Resource Estimates at the Soberbo, Capão do Mel, and Figueira prospects was prepared by BNA Mining Solutions and released on the ASX platform on: 13 May 2024, 12 June 2024, and 4 August 2024 respectively. The Company confirms that it is not aware of any new information or data that materially affects the Mineral Resources in this publication. The Company confirms that all material assumptions and technical parameters underpinning the estimates continue to apply and have not materially changed. The Company confirms that the form and context in which the BNA Mining Solutions findings are presented have not been materially modified.

All references to the scoping study and its outcomes in this release relate to the ASX announcement dated 22 October 2024 titled Caldeira's Scoping Study Confirms Exceptional Financials. Please refer to the ASX announcement for full details and supporting information. Some statements in this document may be forward-looking statements. Such statements include, but are not limited to, statements with regard to capacity, future production and grades, projections for sales growth, estimated revenues and reserves, targets for cost savings, the construction cost of new projects, projected capital expenditures, the timing of new projects, future cash flow and debt levels, the outlook for minerals prices, the outlook for economic recovery and trends in the trading environment and may be (but are not necessarily) identified by the use of phrases such as “will”, “expect”, “anticipate”, “believe” and “envisage”.

By their nature, forward-looking statements involve risk and uncertainty because they relate to events and depend on circumstances that will occur in the future and may be outside Meteoric’s control. Actual results and developments may differ materially from those expressed or implied in such statements because of a number of factors, including levels of demand and market prices, the ability to produce and transport products profitably, the impact of foreign currency exchange rates on market prices and operating costs, operational problems, political uncertainty and economic conditions in relevant areas of the world, the actions of competitors, activities by governmental authorities such as changes in taxation or regulation.

The information in this announcement that relates to Mineral Resource Estimates at the Cupim Vermelho Norte and the Dona Maria 1 & 2 prospects was prepared by BNA Mining Solutions and released on the ASX platform on 12 March 2025. The information in this release that relates to Mineral Resource Estimates at the Soberbo and Capão del Mel deposits was prepared by BNA Mining Solutions and released on the ASX platform on 14 May and 13 June 2024 respectively. The information in this release that relates to Mineral Resource Estimates at the Figueira deposit was prepared by BNA Mining Solutions and released on the ASX platform on 5 August 2024. The Company confirms that it is not aware of any new information or data that materially affects the Mineral Resources in this publication. The Company confirms that all material assumptions and technical parameters underpinning the estimates continue to apply and have not materially changed. The Company confirms that the form and context in which the BNA Mining Solutions findings are presented have not been materially modified.

This announcement includes exploration results, estimates of Mineral Resources and scoping study results. The Company has previously reported these results and estimates in ASX announcements dated 16 December 2022, 1 May 2023, 27 June 2023, 24 July 2023, 31 August 2023, 27 September 2023, 8 December 2023, 14 December 2023, 30 January 2024, 29 February 2024, 14 May 2024 and 13 June 2024, 8 July 2024, 5 August 2024, 22 October 2024, 12 December 2024, 5 February 2025 and 12 March 2025. The Company confirms that it is not aware of any new information or data that materially affects the information included in previous announcements (as may be cross referenced in the body of this announcement) and that all material assumptions and technical parameters underpinning the exploration results and Mineral Resource estimates continue to apply and have not materially changed. All references to the scoping study and its outcomes in this release relate to the ASX announcement dated 22 October 2024 titled Caldeira's Scoping Study Confirms Exceptional Financials. Please refer to the ASX announcement for full details and supporting information.

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Appendix 1: Reference data

Table 7: Source data for Figure 3 (Bubble Plot), showing IAC Deposits with reported Measured + Indicated + Inferred Resources (Mt) x TREO Grade (ppm).

Company Project Classification Million
Tonne
(Mt)
Grade
(ppm)
Cut-
Off
(ppm)
MREO
(ppm)
Bubble
Size
Reference
Serra Verde Pela Ema Measured, Indicated
+ Inferred

911
1,214 NSR 242 111 Minedocs August 2016
Aclara Carina Module Inferred 168 1,510 NSR 346 25 Aclara Resources Inc. 12
December 2023
Aclara Penco Module Measured, Indicated
+ Inferred

29
2,275 NSR 351 7 Aclara Resources Inc. 12
December 2023
Brazilian Critical
Minerals

Ema
Inferred 1,017 793 500 216 81 Brazilian Critical Minerals Ltd 22
April 2024
Brazilian Rare
Earths
Rocha Da Rocha
Inferred
485 1,074 200 309 52 Brazilian Rare Earths Ltd 19
December 2023
Appia PCH Indicated + Inferred 53 2,841 NSR 587 15 Appia Rare Earths & Uranium Corp
1 March 2023
Viridis Colossus Measured, Indicated
+ Inferred

493
2,508 1,000 601 124 Viridis Mining & Minerals Ltd 22
January 2025
Ionic Rare
Earths
Makuutu Indicated + Inferred 617 630 200 152 39 Ionic Rare Earths Limited 15 May
2024
Abx Group Deep Leads,
Rubble Mound,
Measured, Indicated
+ Inferred

89
844 350 220 8
Wind Break ABx Group 2 May 2024
Meteoric
Resources
Caldeira Measured,
Indicated + Inferred

1,497
2,359 1,000 526 353 This announcement

Table 8: Source data for Figure 4 (Bubble Plot), showing IAC Deposits with reported Measured + Indicated Resources (Mt) x TREO Grade (ppm).

Company Project Classification
Million
Tonne (Mt)

Grade
(ppm)
Cut- Off
(ppm)
MREO
(ppm)
Bubble
Size
Reference
Serra Verde Pela Ema Measured +
Indicated
390 1,500 NSR 0 59 Minedocs August 2016
Appia PCH Indicated 7 2,513 NSR 562 2 Appia Rare Earths & Uranium Corp 1
March 2023
Viridis Colossus Measured +
Indicated
330 2,164 1000 659 71 Viridis Mining & Minerals Ltd 22 January
2025
Ionic Rare Earths Makuutu Indicated 518 640 200 152 33 Ionic Rare Earths Limited 15 May 2024
Aclara Penco
Module
Measured +
Indicated
28 2,292 NSR 523 6 Aclara Resources Inc. 12 December
2023
Meteoric Resources
Caldeira
(Global)
Measured +
Indicated
666 2,655 1000 605 179 This announcement
Meteoric Resources CDM Measured +
Indicated
85 3,035 1000 666 26 MEI ASX 13 June 2024
Meteoric Resources BdP Indicated 77 2,917 1000 545 22 This announcement
Meteoric Resources SOB Indicated 86 2,730 1000 669 23 MEI ASX 14 May 2024
Meteoric Resources FIG Indicated 138 2,844 1000 582 39 MEI ASX 5 August 2024
Meteoric Resources CVN Measured +
Indicated
116 2,647 1000 679 31 MEI ASX 12 March 2025
Meteoric Resources DM1 + DM2 Indicated 164 2,269 1000 536 37 MEI ASX 12 March 2025

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Appendix 2: Caldeira REE Project licence details

Licence Prospect Status Licence Holder Area (Ha)
815645/1971 Agostinho Mining Licence Companha Geral de Minas 366.0
816211/1971 Barra do Pacú Mining Licence Mineracao Perdizes Ltda 796.5
830513/1979 Capão do Mel Mining Application Mineracao Monte Carmelo Ltda 457.8
833655/1996 Capão do Mel Norte Mining Application Meteoric Caldeira Mineracao Ltda 249.1
833656/1996 Capão do Mel Norte II Mining Application Meteoric Caldeira Mineracao Ltda 82.8
830443/2018 Capão do Mel Norte III Exploration Licence Fertimax Fertilizantes Organicos Ltda 79.2
830461/2018 Capão do Mel Norte IV Exploration Application Fertimax Fertilizantes Orgânicos Ltda 50.9
814251/1971 Cercado Mining Licence Mineracao Perdizes Ltda 124.3
832193/2012 Cercado Exploration Licence Varginha Mineração e Loteamentos Ltda 12.5
830391/1979 Cercado II Mining Application Mineracao Perdizes Ltda 7.3
815682/1971 Cipó Mining Licence Companha Geral de Minas 575.3
835025/1993 Cipó II Mining Licence Mineracao Perdizes Ltda 100.5
835022/1993 Cipó III Mining Licence Mineracao Perdizes Ltda 73.5
825972/1972 Cipó Leste Mining Licence RAJ Mineiros Ltda 377.4
815681/1971 Coqueirinho Mining Licence Mineracao Zelandia Ltda 766.5
803459/1975 Coqueirinho II Mining Licence Mineracao Perdizes Ltda 24.0
813025/1973 Cupim Vermelho Norte Mining Application Mineracao Perdizes Ltda 943.7
830000/1980 Cupim Vermelho Sul Mining Application Mineracao Perdizes Ltda 203.8
831686/2012 Cupim Vermelho Sul Exploration Licence Varginha Mineração e Loteamentos Ltda 6.5
809358/1975 Dona Maria I Mining Licence Companha Geral de Minas 617.2
809359/1975 Dona Maria II Mining Licence Companha Geral de Minas 317.4
811232/1974 Donana Mining Licence Mineracao Perdizes Ltda 524.4
820354/1972 Fazenda Ademar Silva Mining Licence Mineracao Zelandia Ltda 216.5
830633/1980 Fazenda Ademar Silva II Mining Application Mineracao Zelandia Ltda 35.3
820353/1972 Fazenda Limoeiro Mining Licence Mineracao Zelandia Ltda 529.7
831880/1991 Fazenda Limoeiro Mining Application Mineracao Zelandia Ltda 84.8
814860/1971 Figueira Mining Licence Mineracao Zelandia Ltda 341.7
837368/1993 Figueira Oeste Mining Application RAJ Mineiros Ltda 340.0
832252/2001 Figueira Oeste Mining Application Varginha Mineração e Loteamentos Ltda 52.0
831269/1992 Figueira Sul Mining Application Varginha Mineração e Loteamentos Ltda 442.2
832572/2003 Figueira Sul Mining Application Varginha Mineração e Loteamentos Ltda 204.5
815006/1971 Galinha Mining Licence Mineracao Perdizes Ltda 717.5
834743/1995 Pedra Branca Mining Application Meteoric Caldeira Mineracao Ltda 283.2
804222/1975 Pião Mining Application Mineracao Perdizes Ltda 403.6
815274/1971 Pinheiro Mining Application Companha Geral de Minas 739.7
831092/1983 Pinheiro II Mining Application Mineracao Perdizes Ltda 171.4
002349/1967 Pinheiro Leste Mining Licence Varginha Mineração e Loteamentos Ltda 74.0
830551/1979 Pitangueira Mining Application Togni S/A Materias Refratarios 528.9
820352/1972 Santa Alina Mining Licence Mineracao Zelandia Ltda 26.4
817223/1971 Soberbo Mining Licence Mineracao Daniel Togni Loureiro Ltda 772.7
830444/2018 Soberbo Norte Exploration Licence Fertimax Fertilizantes Organicos Ltda 248.3
833551/1993 Soberbo Norte Mining Application Varginha Mineração e Loteamentos Ltda 98.9

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Licence Prospect Status Licence Holder Area (Ha)
833553/1993 Soberbo Norte Mining Application Varginha Mineração e Loteamentos Ltda 98.1
833657/1996 Soberbo Norte Mining Application Meteoric Caldeira Mineracao Ltda 68.3
808027/1975 Tamanduá Mining Licence Companha Geral de Minas 600.8
808556/1974 Tatú Mining Licence Mineracao Perdizes Ltda 204.1
830955/2006 Exploration Target Exploration Application Varginha Mineração e Loteamentos Ltda 1993.5
831598/1988 Exploration Target Mining Application RAJ Mineiros Ltda 930.9
833176/2008 Exploration Target Exploration Application Varginha Mineração e Loteamentos Ltda 634.0
830416/2001 Exploration Target Mining Application Varginha Mineração e Loteamentos Ltda 166.2
815237/1971 Exploration Target Mining Application RAJ Mineiros Ltda 132.0
833486/1996 Exploration Target Mining Application Meteoric Caldeira Mineracao Ltda 79.4
803457/1975 Exploration Target Mining Licence RAJ Mineiros Ltda 60.6
832799/2002 Exploration Target Exploration Application RAJ Mineiros Ltda 38.4
832889/2005 Exploration Target Mining Application RAJ Mineiros Ltda 27.8
832350/2006 Exploration Target Exploration Licence RAJ Mineiros Ltda 27.1
2757/1967 Exploration Target Mining Licence RAJ Mineiros Ltda 20.1
832146/2002 Exploration Target Mining Application Varginha Mineração e Loteamentos Ltda 18.9
832671/2005 Exploration Target Exploration Licence RAJ Mineiros Ltda 16.9
832351/2006 Exploration Target Exploration Licence RAJ Mineiros Ltda 16.8
832714/2016 Exploration Target Exploration Licence RAJ Mineiros Ltda 13.6
830824/2006 Exploration Target Exploration Licence RAJ Mineiros Ltda 13.2
5649/1963 Exploration Target Mining Licence RAJ Mineiros Ltda 12.4
833914/2007 Exploration Target Mining Licence RAJ Mineiros Ltda 7.0
832800/2002 Exploration Target Exploration Licence RAJ Mineiros Ltda 6.9
830722/2002 Exploration Target Mining Application RAJ Mineiros Ltda 5.6
830697/2003 Exploration Target Mining Application Varginha Mineração e Loteamentos Ltda 5.4
832342/2024 Exploration Target Exploration Licence Meteoric Caldeira Mineracao Ltda 3.8
832344/2024 Exploration Target Exploration Application Meteoric Caldeira Mineracao Ltda 3.8
832346/2024 Exploration Target Exploration Application Meteoric Caldeira Mineracao Ltda 3.7
832341/2024 Exploration Target Exploration Licence Meteoric Caldeira Mineracao Ltda 3.5
832343/2024 Exploration Target Exploration Licence Meteoric Caldeira Mineracao Ltda 2.6
831250/2008 Exploration Target Mining Application RAJ Mineiros Ltda 2.5
832340/2024 Exploration Target Exploration Licence Meteoric Caldeira Mineracao Ltda 2.0
832339/2024 Exploration Target Exploration Licence Meteoric Caldeira Mineracao Ltda 1.9
832347/2024 Exploration Target Exploration Application Meteoric Caldeira Mineracao Ltda 1.0
832345/2024 Exploration Target Exploration Application Meteoric Caldeira Mineracao Ltda 0.9
18,291.6

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Appendix 3: JORC Table 1

Section 1 : Sampling Techniques and Data (Criteria in this section apply to all succeeding sections.)

Criteria Commentary
Sampling techniques The resource was sampled using: a diamond drill machine and an aircore drill machine.
Diamond drill holes
o The intact drill cores are collected in plastic core trays with depth markers recording the depth at the end of each drill run
(blocks).
o Samples were collected at 1m intervals. In the saprolite zone the core is halved with a metal spatula and bagged in plastic
bags, the fresh rock was halved by a powered saw and bagged.
Aircore drill holes
o Two (2) meter composite samples are collected from the cyclone of the rig in plastic buckets. The material from the plastic
buckets is passed through a single tier, riffle splitter which generates a 50/50 split. One half is bagged and numbered for
submission to the laboratory, and the other half bagged and given the same number, then stored as a duplicate at the
core facility in Poços de Caldas.
Drilling techniques Diamond Core
o Diamond drilling employed a conventional wireline diamond drill rig (Mach 1200). All holes were drilled vertical using PQ
diameter core through soils and clays (85mm core diameter), reducing to HQ through transition material and fresh rock
(63.5mm core diameter). The maximum depth drilled was 48.1m. The final depth was recorded using the length of the
rods in the hole.
Aircore
o Drilling was completed using a HANJIN 8D Multipurpose Track Mounted Drill Rig, configured to drill 3-inch Aircore holes.
The rig is supported by an Atlas Copco XRHS800 compressor which supplies sufficient air to keep the sample dry down
to the current deepest depth of 73m. All holes are drilled vertical.
o Most drill sites require minimal to no site preparation. On particularly steep sites, the area is levelled with a backhoe
loader.
o Drilling is stopped at 'blade refusal' when the rotating bit is unable to cut the ground any further. This generally occurs in
the transition zones (below clay zone and above fresh rock). On occasions a face sampling hammer is used once 'blade
refusal' is reached to penetrate through the remaining transition zone and into the fresh rock.
Drill sample recovery Diamond drill hole recovery
o Calculated after each run, comparing length of core recovery vs. drill depth. Overall core recoveries are 92.5%, achieving
95% in the saprolite target horizon, 89% in the transition zone and 92.5% in fresh rock.
Aircore recovery
o Every 2m composite sample is collected in plastic buckets and weighed. Each sample averages approximately 12kg.
This is considered acceptable given the hole diameter and specific density of the material.
Logging Diamond drilling
o Geology description is made in a core facility, focused on the soil (humic) horizon, saprolite, transition zone and fresh
rock boundaries. The geology depth is honored and described with downhole depth (not meter by meter). Parameters
logged include: grainsize, texture and colour, which can help to identify the parent rock before weathering.
o All drill holes are photographed and stored at Core facility in Poços de Caldas.
Aircore drilling
o The material is logged at the drill rig by a geologist. Logging focused on soil (humic) horizon, saprolite/clay zones and
transition boundaries. Other parameters recorded includes: grainsize, texture and colour, which can help to identify the
parent rock before weathering.
o Logging is done on 2m intervals due to the nature of the drilling with 2m composite samples collected in a bucket and
presented for sampling and logging.
o The chip trays of all drilled holes have a digital photographic record and are retained at a Core facility in Poços de Caldas.
Sub-sampling Diamond cores
techniques and sample o
o
In the saprolite zone the core is halved with a metal spatula and bagged in plastic bags
The fresh rock was halved by a powered saw and bagged into a plastic bag with a unique sequential number of samples
preparation and sent to ALS laboratory in Vespasiano – Minas Gerais.
o Field duplicates consist of quarter core, with both quarters sent to the lab.
Aircore material
o Samples are weighed at the Rig. When the sample > 6kg it passes through a single tier Riffle splitter generating a 50/50
split, one for ALS Laboratory and a duplicate which is retained in core facility. Samples are bagged in plastic bags with
unique tag for the interval.
o Given the grainsize if the mineralisation is extremely fine (clays) and shows little variability, the practice of submitting 50%
of original sample for analysis is deemed appropriate.
o Field Duplicates are routinely submitted and results analysed by examining the correlation between original and duplicate
samples. More than 90% of duplicates show <20% variance.
Quality of assay data Diamond and Aircoresamples are analysed by ALS Laboratories (accredited) in Batches up to 72 samples. Upon arriving at
and laboratory tests ALS Vespasiano samples receive additional preparation (drying, crushing, splitting, and pulverising):
o
dried at 60°C
o
the fresh rock is crushed to sub 2mm
o
the saprolite is disaggregated with hammers
o
Riffle split 800g sub-sample
o
800 g pulverized to 90% passing 75um, monitored by sieving.
o
Aliquot selection from pulp packet
The aliquot obtained from the physical preparation process at Vespasiano is sent to ALS Lima or analysis by ME-MS81 – which
consists of analysis of Rare Earths and Trace Elements by ICP-MS for 32 elements by fusion with lithium borate as seen below (with

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Criteria

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Commentary

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detection limits): detection limits):
Code Analytes & Ranges (ppm)
ME-MS81 Ba 0.5- 10000 Gd 0.05- 1000 Rb 0.2 - 10000 Ti 0.01 - 10%
Ce 0.1-10000 Hf 0.5-10000 Sc 0.5-500 Tm 0.01-1000
Cr 5-10000 Ho 0.01-10000 Sm 0.03-1000 U 0.05-1000
Cs 0.01-10000 La 0.1-10000 Sn 0.5-10000 V 5-10000
Dy 0.05-1000 Lu 0.01-10000 Sr 0.1-10000 W 0.5-10000
Er 0.03-1000 Nb 0.05-2500 Ta 0.1-2500 Y 0.1-10000
Eu 0.02-1000 Nd 0.1-10000 Tb 0.01-1000 Yb 0.03-1000
Ga 0.1 - 10000 Pr 0.02 - 10000 Th 0.05- 1000 Zr 1 - 10000
  • MEI QAQC protocols demand duplicate sample every 20 samples, and a blank and standard sample in each 30 samples. In addition, ALS inserted their own internal reference check samples as well as conducting repeat analysis. Results show: 94.94% of Standards are within tolerance limits, 99.96% of Blanks are within tolerance limits, and only 4.92% of Duplicate samples showed >30% variation for the Original result.

  • Verification of sampling • Given the nature of the ionic clay mineralisation visual checks are not appropriate for verification of mineralised intercepts. • MEI completed several rounds of Twin Hole drilling:-

  • and assaying o DD drill holes twinning historic Auger holes o A total of 32 DD holes were drilled to twin historic Auger holes and confirm the reported widths and grades across the 6 resource areas (February 2023 - January 2024). Results confirmed the width and general nature of high-grade TREO mineralization, showing a slight (14%) Positive Bias in Auger results compared to DD results. The apparent Bias is not considered significant.

  • o AC holes twinning existing DD holes o A total of 17 AC holes were drilled at Soberbo, Capão do Mel and Figueira deposits to twin existing DD drill holes and assess AC as a sampling method (March 2023 – March 2024). Results confirmed the width and general nature of high-grade TREO mineralization, showing a slight (20%) Negative Bias in AC results compared to DD results. The apparent Bias is not considered significant.

  • For all drilling conducted by MEI (DD and AC), data is recorded into MX Deposit tables (collar, survey, geology, sample) using tablets/laptops at the Aircore Rig or in the Core Shed. Files are forwarded via email by Geologists to Database manager for uploading into the Database. The data is stored in MX Deposit database (Sequent). Data validation is turned ON during the import of data avoiding errors.

  • Raw assays are received as Elemental data (ppm) from ALS laboratories. The Elemental data is converted to Element Oxide data using the following conversion factors:

Element Oxide Oxide Factor Element Oxide Oxide Factor
CeO2 1.2284 Pr6O11 1.2082
Dy2O3 1.1477 Sm2O3 1.1596
Er2O3 1.1435 Tb4O7 1.1762
Eu2O3 1.1579 ThO2 1.1379
Gd2O3 1.1526 Tm2O3 1.1421
Ho2O3 1.1455 U3O8 1.1793
La2O3 1.1728 Y2O3 1.2699
Lu2O3 1.1728 Yb2O3 1.1387
Nd2O3 1.1664
  • Location of data pointsDiamond and Aircore collars o The survey was made by MEI personal using a GPS CHCNAV i73 RTK GNSS capable of carrying out data surveys and kinematic locations in real time (RTK-Real Time Kinematic), consisting of two GNSS receivers, a BASE and a ROVER. The horizontal accuracy, in RTK, is 8mm +/- 1mm, and vertical 15mm +/- 1mm.

  • Topography imaging survey o A detailed imaging and topographic survey was done by Topografia Pedro Ernestto Ltda. The survey was done using a DJI Matrice 350 RTK drone with vertical accuracy with 0.1meter and horizontal accuracy of 0.15meter using visual system.

  • o An onboard Zenmuse L2 LiDAR sensor was used which has a range of 450 meters, accuracy of 15mm, acquisition tax of 240,000 points per second and multiple return of1,200,000 points per second, equipped with a CMOS sensor camera with 20 Mega Pixels and an integrated GNSS receptor (L1L2).

  • For the base points it was used a GPS CHCNAV i73 RTK GNSS capable of carrying out data surveys and kinematic locations in real time (RTK-Real Time Kinematic), consisting of two GNSS receivers, a BASE and a ROVER. The horizontal accuracy, in RTK, is 8mm +/- 1mm, and vertical 15mm +/- 1mm.

  • Data spacing and • Aircore drilling was done at 100m x 100m in areas of TREO anomalism in Soil sampling. Diamond holes had no regular spacing distribution but were designed to target specific geologic characteristics (i.e. grade, density). • Given the substantial geographic extent and generally shallow, flat lying geometry of the mineralisation, the spacing and orientation are considered sufficient to establish geologic and grade continuity.

  • • Sample compositing: o Diamond samples were collected at 1.00m composites, respecting the geological contacts. o Aircore samples were collected at 2.00m composites.

  • Orientation of data in • The mineralisation is flat lying and occurs within the saprolite/clay zone of a deeply developed regolith (reflecting topography and weathering). Vertical sampling from all sampling methods is considered most appropriate.

  • relation to geological structure Sample securityDiamond samples: o Samples are removed from the field by MEI staff and transported back to a Core shad to be logged and sampled. All samples for submission to the lab are packed in plastic bags (in batches) and sent to the lab where it is processed as

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Criteria Commentary
reported above. The transport of samples from Poços de Caldas to ALS laboratory in Vespasiano was undertaken by a
commercial Transport Company.
Aircore samples:
o Samples are split and bagged in the field and transported back to a Core shed. All samples for submission to the lab are
packed in plastic bags (in batches) and despatched to ALS laboratory in Vespasiano using a commercial Transport
Company.
Audits or reviews MEI conducted a review of assay results as part of its Due Diligence prior to acquiring the project. Approximately 5% of all stored
coarse rejects from auger drilling were resampled and submitted to two (2) labs: SGS Geosol and ALS Laboratories. Results
verified the existing assay results, returning values +/-10% of the original grades, well within margins of error for the grade of
mineralisation reported. (see ASX:MEI 13/03/23 for a more detailed discussion)
A site visit was carried out by Volodymyr Myadzel from BNA Mining Solutions on 19-20 February 2024 to: inspect drilling and
sampling procedures, verify survey methods, inspect the storage shed, verification of geological records, review of QAQC
procedures and review of geologic model.
Section 2: Reporting of Exploration Results (criteria in this section apply to all succeeding sections).
Criteria Commentary
Mineral tenement and land Listed in Appendix 2 (Licence 816211/1971).
tenure status Given the rich history of mining and current mining activity in the Poços de Caldas there appears to be no impediments to
obtaining a Licence to operate in the area.
Exploration done by other The Caldeira Project has had significant exploration in the form of surface geochem across 30 granted mining concessions,
parties plus: geologic mapping, topographic surveys, and powered auger (1,396 holes for 12,963 samples).
MEI performed Due Diligence on historic exploration and are satisfied the data is accurate and correct (refer ASX Release 13
March 2023 for a discussion).
Geology The Alkaline Complex of Poços de Caldas represents in Brazil one of the most important geological terrains which hosts
deposits of bauxite, clay, uranium, zirconium, rare earths and leucite. The different types of mineralization are products of a
history of post-magmatic alteration and weathering, in the last stages of its evolution (Schorscher & Shea, 1992; Ulbrich et al.,
2005).
The dominant REE mineral in the source rock (syenite) beneath the clay zone is Bastnaesite, a major source of REE worldwide.
Bastnaesite is a REE carbonate-fluoride mineral (REE)CO3F and has very low levels of U and Th in its structure. Due to the
chemistry of the underling intrusives and the intense weathering of the region, a thick profile comprising soil, clay and saprolite
(regolith) has formed (Figures 1, 6, and 7), and these are the hosts to the ionic clay REE mineralization.
The deposit is recognized as an Ionic Adsorption Clay, where the Rare Earth Elements ions are trapped by the surface or
between the layers of the clays and these REE are easily leached with a moderate acid substance.
Drill hole Information Drill hole information for all Aircore holes was reported in a previous ASX Release on 12 December 2024.
Data aggregation methods Mineralised Intercepts are reported with a minimum of 4m width, lower cut-off 1,000ppm TREO, with a maximum of 2m
internal dilution.
High-Grade Intercepts reported as “including” are reported with a minimum of 2m width, lower cut-off 3,000 ppm TREO, with a
maximum of 1m internal dilution.
Extreme High-Grade Intercepts reported as “with” are reported with a minimum of 2m width, lower cut-off 10,000 ppm TREO,
with a maximum of 1m internal dilution.
No Metal Equivalents are used.
Mineralisation widths and All holes are vertical, and mineralisation is developed in a flat lying clay and transition zone within the regolith. As such, reported
intercept lengths widths are considered to equal true widths.
Diagrams Reported in the body of the text.
Balanced reporting Significant Intercepts for all Aircore drill holes were reported in a previous ASX Release on 12 December 2024.
Other substantive Metallurgical work was carried out on samples split from a 200kg composite sample, which in turn was composed of a
exploration data selection of 184 samples from 41 holes (100 x100m grid) across the Capo do Mel Target. Head grade of the composite
sample was 4,917ppm TREO. Results showed excellent recoveries by desorption of Rare Earth Elements (REE) using
ammonium sulphate solution [(NH4)2SO4)] in weakly acidic conditions [pH 4]. Average recovery of the low temperature
magnet REE Pr + Nd was 58%. desorption was achieved using a standard ammonium sulphate solution at pH 4 and confirms
the Caldeira Project is an Ionic (Adsorption) Clay REE deposit (for further discussion refer ASX Release 20 December 2023).
A maiden Inferred resource was published to the ASX on May 1st 2023.
Subsequent updated resources were published to the ASX for Soberbo, Capão do Mel and Figueira deposits on 13 May
2024,12 June 2024, and 04 August 2024 respectively. Updated resources were published to the ASX for Dona Maria 1 & 2 and
Cupim Vermelho Norte deposits on 12 March 2025.
Further work Proposed work is discussed in the body of the text.

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Section 3: Estimation and reporting of Mineral Resources (Criteria in this section apply to all succeeding sections.)

Criteria Commentary Commentary Commentary Commentary Commentary
Database integrity


All data was imported into Micromine Software. The database was validated using specific processes to verify the existence
of the errors listed below:
o
The drill hole’s name is present in the collar file but is missing from the analytical database;
o
The drill hole’s name is present in the analytical database, but is absent in the collar file;
o
The drill hole’s name appears repeated in the analytical database and in the collar file;
o
The drill hole’s name does not appear in the collar file and in the analytical database;
o
One or more coordinate notes are absent from the collar file;
o
FROM or TO are not present in the analytical database;
o
FROM > TO in the analytical database;
o
Sampling intervals are not continuous in the analytical database (there are gaps between the logs);
o
Sampling intervals overlap in the analytical database;
o
The first sample does not correspond to 0 m in the analytical database;
o
The hole total depth is shallower than the depth of the last sample.

Random checks of the original data as received from SGS-Geosol and ALS laboratories was compared with the provided
database and no errors were found.
Site visits

A site visit was carried out by Volodymyr Myadzel from BNA Mining Solutions on 19-20 February 2024 to: inspect drilling and
sampling procedures, verify survey methods, inspect the storage shed, verification of geological records, review of QAQC
procedures and review of geologic model.
Geological interpretation



The resource estimation is based on 6,867m of Diamond and Aircore drilling.

Confidence in the geological interpretation of the rare earth mineralization in clay and saprolite is very high as drilling activities
used a regular and relatively close-spaced drill spacing.

Factors affecting rare earth mineralisation in saprolite rocks include the degree of weathering of primary rocks and variations
in mineralization. These were detailed in Diamond and Aircore drilling from surface and into the fresh rock.
Dimensions
The Mineral Resource at Barra do Pacu has the following dimensions:
o
1,900m x 4,000m in N-S direction.

The top of the rare earth element mineralization is the topographic surface.
Estimation and modelling
techniques






The results are based on a block model interpolated by Ordinary Kriging (OK) method, using Micromine software. Ordinary
Kriging was selected as the method for grade interpolation as the sample data has a log-normal distribution represented by
a single generation.

All analysed elements were interpolated to the empty block model using Ordinary Kriging (OK) and IDW3 (Inverse Distance
Weighting with inverse power 3) methods. The IDW3 method was used for control and comparison.

The grade estimation was performed in four consecutive passes (rounds) using different sizes of search radius, criteria of
number of composite samples, and number of holes.
Search Ellipse parameters by pass.
Pass
Search Ellipse
(size factor)
Min. No. Composites
Max. No. Composites
Min. No. Drill Holes
01
0.667
4
3
3
02
1
2
3
2
03
2
2
3
1
04
100
1
3
1

Column ‘Min No. Composites’ is the minimum number of composites required for each of the estimation passes. Column
‘Max No. Composites’ is the maximum number of samples allowed for each of the four sectors of the ellipsoid used for the
elements’ estimation process.

The Block Model created in the process of discretization of the wireframes using the sub-blocking process. Initially, the model
was filled with blocks measuring 25 (X) by 25 (Y) by 5 (Z) meters, which were divided into subunits of smaller size, with a
factor for size subdivision of 10 by 10 by 5 in contact with the surrounding three-dimensional wireframes.

The radii and the orientation of search ellipse were determined using standard variograms. The limitations presented by each
sector of a search ellipse were the maximum number of points in the sector and the minimum total number of points in the
interpolation that varies depending on the size of the ellipse, from 3 to 1. Thus, the maximum total number of samples involved
in the interpolation was 12 samples.
Radii of Search Ellipsoid by element for Barra do Pacu.
Element Barra do Pacu
X Y Z
La(ppm) 230 220 20
Ce(ppm) 230 230 20
Pr(ppm) 230 220 20
Nd(ppm) 230 220 20
Sm(ppm) 230 220 20
Eu(ppm) 230 220 20
Gd(ppm) 230 220 20
Tb(ppm) 230 220 20
Dy (ppm) 230 180 20
Ho(ppm) 230 180 20
Er(ppm) 230 220 20
Tm(ppm) 230 180 20
Yb(ppm) 230 220 20

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Criteria
Commentary
Lu(ppm) 230 180 20
Y(ppm) 230 220 20
Th(ppm) 230 230 30
U(ppm) 240 240 20

Orientation of Azimuth of the search ellipsoid for every element (Dip = 0, Plunge = 0 for all elements in Barra do Pacu).

Element (ppm) Barra do Pacu
La 12
Ce 48
Pr 12
Nd 12
Sm 12
Eu 12
Gd 12
Tb 12
Dy 12
Ho 12
Er 12
Tm 0
Yb 0
Lu 12
Y 12
Th 108
U 144

The block models were validated in
the results, and by comparing the me
Moisture
All estimations are reported as a dry
tonnage.
Cut-off parameters
Cut-off grades for TREO were used to prepare the reported resource estimates. The selection of the cut-off was based on
the experience of the Competent Person, plus a peer review of publicly available information from more advanced projects
with comparable mineralisation styles (i.e. clay and transition zone hosted rare earth mineralisation) and comparable
conceptual processing methods.

The chosen cut-off grade of 1,000 ppm TREO is consistent with this.
Mining factors or
assumptions

No specific mining method is assumed other than potentially the use of open pit mining methods.
Metallurgical factors or
assumptions

Historic metallurgy data from Auger samples has been completed and reported to ASX:MEI 20/12/2023.

Head grade of the composite sample for test work collected from 44 holes, over 140 samples (200 kg) was 4,917ppm TREO
including 25.5% Magnet REE.

Initial metallurgical test work showed excellent recoveries by desorption of Rare Earth Elements (REE) by using ammonium
sulphate solution [(NH4)2SO4)] in weakly acidic conditions [pH 4]

Average recovery of the low temperature magnet REE Pr + Nd was 58%

Average recovery of high temperature magnet REE, Tb +Dy was 43%.

The results show that excellent REE desorption was achieved using a standard ammonium sulphate solution at pH 4 and
crucially confirms that the high-grade Caldeira Project is an Ionic (Adsorption) Clay REE deposit.
Environmental factors or
assumptions
There are two Environmental areas within the municipality of Caldas which encroach upon the current resources at Soberbo,
Capao do Mel, and Barra do Pacu deposits, being:-
(i)
Environmental Protection Area (“APA”) Ecological Sanctuary of Serra da Pedra Branca (established by Municipal Law
of Caldas/MG nº 1.973/2006) and
(ii)
a three (3) kilometre strip surrounding the APA (“Buffer Zone”).
Part of the Barra do Pacu resource is within the Buffer Zone.
Article 51 of Law of Caldas/MG nº 1.973/2006 stipulates that mining activity is currently not permitted within the APA (other than
for existing activity with operating licences). Importantly, for Meteoric’s current program no infill drilling has been performed inside
the APA, nor are there current plans to conduct any exploration activities inside the APA. Additionally, the ‘Base Case’
development scenario contemplated in MEI’s current Scoping Study and Preliminary Environmental Permit (LP) application do
not propose any activity inside the APA area.
Mining activity within the Buffer Zone is permitted and may be undertaken upon completion of an Environmental Impact
Assessment, a proposal of measures necessary to mitigate any possible impact on ecosystems and seeking authorization from
the municipality of Caldas and the APA Management Council.
Meteoric has conducted extensive research and consultation from mid-2023 with the object of seeking and obtaining permission
to conduct activities in the Buffer Zone and is confident of obtaining favourable consideration from the relevant authorities. That
confidence is based upon: Environmental Impact Statement (EIS) and relevant flora and fauna and ethnographic studies
completed over the area, ongoing dialogue and consultation with multiple stakeholders including favourable feedback from a
Social Diagnosis and Stakeholder Survey of the Caldeira REE Project conducted by EcoDue Ambiental in December 2023, and
specifically by reason of the terms of a written Protocol of Intent entered into between the Government of Minas Gerais and

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Criteria Commentary
Meteoric Brazil [See ASX Announcement “Cooperation Agreement Signed with Government of Minas Gerais and Invest Minas” -
11 August 2023].
As such we consider there are reasonable prospects for eventual economic extraction to justify the Mineral Classifications of
Indicated and Inferred (within the Buffer Zone).
Bulk density Dry bulk densities are quoted in the resource.
Bulk Densities were calculated by ALS Laboratories analysing a bulk sample using method OA-GRA09a. Diamond drill hole
intervals representative of the entire profile (clay, transition, fresh) were selected and the entire core was wrapped in plastic
to maintain moisture and shipped to ALS.
Once received by ALS the core section is weighed (wet), unwrapped and dried at 105ºC for 12 hours, then weighed again
(dry), before being covered in a paraffin wax coat and weighed in the presence of air. The sample is then weighed while it is
suspended in water. The specific gravity is calculated using the following equation:
S.G. =A .
B - C - [ ( B - A ) ⁄ D ]
where: A = weight of sample in air, B = weight of waxed sample in air, C = weight of waxed sample suspended in water, and
D = density of wax
Classification The Mineral Resources for the deposits have been classified as Indicated and Inferred.
The Competent Person is satisfied that the classification is appropriate based on: current drill hole spacing, geological
continuity, variography, and bulk density data available for the project.
Audits or reviews As yet there have been no third-party audits or reviews of the mineral resource estimates.
Discussion of relative The block model with interpolated grades was subject to visual and statistical verification. Histograms and probability graphs
accuracy/ confidence of the interpolated grades were built. Then, the interpolated grades of the block model were compared with the same
histograms and probability graphs of the composite samples. The histograms and graphs of the interpolated grades and
composite samples were similar, and the block model histograms were smoother than the composite histograms. The
comparisons confirmed the validity and consistency of the built block model.
The mineral resource is a global resource estimate and locally resource estimates may vary in a negative or positive manner.

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