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PTR MINERALS LTD — Capital/Financing Update 2025
Feb 18, 2025
65621_rns_2025-02-18_2b600a77-1ead-429e-903b-60887cf53996.pdf
Capital/Financing Update
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19 February 2025
Greenfields Exploration Drilling Uncovers a New Style of High-Grade Titanium Mineralisation at Muckanippie
Highlights
-
Exploration drilling in greenfield areas, away from the Rosewood Heavy Mineral Sands Discovery has identified a new style of Titanium Rich Heavy Mineral (HM) Mineralisation hosted in Saprolite Clay.
-
Trial Heavy Mineral separation tests returned exceptional, thick, high-grade results from all four holes tested. Drill intersections returned:
-
Nardoo Prospect: 24ND003 - 44m @ 29.4% HM from surface to end of hole.
-
Duke Prospect: 24DK004 - 61m @ 19.7% HM from surface to end of hole.
-
Claypan Prospect: 24CP009 – 45m @ 27.0% HM from 6m.
- 24CP004 – 48m @ 23.5% HM from 10m to end of hole.
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HM mineralisation at Duke and Nardoo Prospects occur along a prominent magnetic trend which extends over 16 kilometres. Potential exists for the entire trend to be mineralised.
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At Claypan Prospect high-grade Titanium mineralisation is associated with discrete magnetic features, but mineralsation may also be present in untested non-magnetic zones and further drilling is required.
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The saprolite HM mineralisation start from or near surface and range from 40m to 60m in thickness. Potential exists for a free dig operation.
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Preliminary visual mineral logging of HM concentrates suggest a high-grade ilmenite-dominant content with leucoxene credits.
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This style of mineralisation, hosted in saprolite, has the potential to be mined and processed using similar methods to standard HMS Mining Operations.
Petratherm CEO, Peter Reid, commented:
“The Titanium Heavy Minerals hosted in saprolite clays at Muckanippie, represent a new style of mineralisation that we believe has tremendous upside potential. The drill results shows that the mineralisation is regionally extensive and has potential for large tonnage free dig ore. Importantly intercepts occur over wide thicknesses, making them favourable for open pit free dig mining. Saprolite hosted HM deposits have the potential to be mined and processed using very similar mining techniques to traditional HMS deposits.
The Muckanippie Project is shaping up as a Camp Style Province for Titanium with the Discovery of high grade HMS at Rosewood and now these new saprolitic hosted HM Prospects located just within a few kilometres. Potential exists for further new discoveries with follow up exploration drilling at Muckanippie.”
Titanium is on the Australian Critical Minerals list and the Muckanippie Project offers potential to provide a secure and substantial domestic supply, as part of Australia’s National Security”
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Drilling Program
Petratherm Limited (ASX: PTR) (“ PTR” or “ the Company” ) is pleased to announce results from exploration drilling of titanium targets on the Muckanippie Project in the northern Gawler Craton, South Australia. During October 2024 the Company drilled 49 holes totalling 1,652 metres at 10 targets with the potential to host titanium-bearing Heavy Minerals (Figure 1). Anomalous titanium assays were intercepted at eight of the targets tested (Table 2 - TiO2 assays). From these targets four drillholes were selected for trial Heavy Mineral Separation to test for the presence of titaniferous Valuable Heavy Minerals (VHMs). All four holes selected returned exceptional HM results presented in Table 1. Semi-quantitative visual logging of the HM concentrates was undertaken by Diamantina Laboratories and indicate an ilmenite dominant ore (Table 1).
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Figure 1 : Magnetic image of Muckanippie Project Area, Tenements, Prospect Names and 2024 drill collars. The Project contains both 100% owned Petratherm tenure and the JV tenements, EL 6715 (Narryer Metals Limited, ASX:NYM)[ 1] and EL6873 (G4 Metals)[2]
1 ASX Announcement 18 April 2024 – Farm-in Agreement Expands Muckanippie Project
2 ASX Announcement 29 Feb 2024 – Farm-In Agreement Executed – Muckanippie Project Expansion
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Table 1: Significant Heavy Mineral Intercepts
| Saprolite HMC Significant Intercepts | Saprolite HMC Significant Intercepts | Saprolite HMC Significant Intercepts | Saprolite HMC Significant Intercepts | Saprolite HMC Significant Intercepts | Valuable HMC Mineralogy* | Valuable HMC Mineralogy* | Valuable HMC Mineralogy* | Valuable HMC Mineralogy* |
|---|---|---|---|---|---|---|---|---|
| Drill Hole | From (metres) |
To (metres) |
Interval (metres) |
HMC % Original Sample |
Valuable HMC % |
Illmenite % |
Leucoxene % |
Other % |
| 24CP004 | 10 | 58 | 48 | 23.5 | 62.7 | 58.0 | 4.3 | 37.2 |
| incl. | 25 | 33 | 8 | 29.7 | 77.3 | 76.3 | 1.0 | 22.7 |
| and | 44 | 58 | 14 | 19.6 | 78.4 | 73.4 | 5.0 | 21.6 |
| 24CP009 | 6 | 51 | 45 | 27.0 | 38.6 | 33.8 | 4.8 | 61.4 |
| incl. | 6 | 24 | 18 | 30.5 | 47.2 | 42.5 | 4.7 | 53.5 |
| 24ND003 | 0 | 44 | 44 | 29.4 | 50.1 | 45.1 | 5.0 | 49.9 |
| incl. | 29 | 44 | 15 | 23.6 | 63.8 | 58.8 | 5.0 | 36.2 |
| 24DK004 | 0 | 61 | 61 | 19.7 | 36.6 | 31.3 | 5.3 | 63.4 |
| incl. | 4 | 17 | 13 | 18.0 | 76.9 | 71.9 | 5.0 | 23.1 |
- Cautionary Note: Visual estimates of mineral abundance should never be considered a proxy or substitute for laboratory analyses where concentrations or grades are the factor of principal economic interest. Visual estimates also potentially provide no information regarding impurities or deleterious physical properties relevant to valuations. The Valuable HMC Mineralogy is a semi-quantitative mineral counting method undertaken by an experience independent mineralogist with a reported accuracy of ± 5%.
Duke and Nardoo Prospects
HM mineralisation at Duke and Nardoo Prospects are formed from the deep weathering of a titanium rich basement horizon easily traceable from aeromagnetic data (Figures 1 & 4). The magnetic trend extends over an interpreted 16 kilometres on PTR’s licence area, and potential exists for this entire trend to be mineralised. The Duke and Nardoo Prospects were drilled to test different parts of the magnetic trend, 5 kilometres apart. At both Duke and Nardoo HM mineralisation starts at surface and continues to end of hole (air core blade refusal). Drill cross sections are presented in Figures 2 and 3.
At Nardoo exceptional grades were encountered over the entire length of the hole, returning 44 metres at 29.4% HM. Diamantina Laboratories conducted visual logging of the HM concentrates from Nardoo which returned high ilmenite concentrations (averaging 45.1% of HM) with additional credits of high-value leucoxene (averaging 5.0% of HM). At Duke deep weathering produced a very thick HM saprolite sequence of 61 metres averaging 19.7% HM. Encouragingly, visual logging of the Duke HM concentrates also returned high ilmenite concentrations averaging 31.3% of HM and leucoxene averaging 5.3% of HM concentrates.
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Figure 2: Nardoo Prospect cross section 70000 showing HM intercept and extent of TiO2 mineralisation.
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Figure 3: Duke Prospect cross section 65000 showing HM intercept and extent of TiO2 mineralisation.
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Figure 4 : Magnetic image of Nardoo-Duke Prospect areas and 2024 drill collars. Note mineralisation occurs along a regionally extensive magnetic horizon which extends over a 16 kilometre trend on PTRs Muckanippie Project Area.
Claypan Prospects
Six different saprolitic/weathering targets were tested in the Claypan area (Figure 7). High titanium assays were returned from five of these targets, most notably from those around the southern rim of the targeted magnetic feature . Two holes were selected for initial HM assaying, both returning exceptional results. Drill hole 24CP004 returned 48 metres at 23.5% HM (including 8 metres at 29.7% HM) and drill hole 24CP009 returned 45 metres at 27.0% HM . Cross sections for these holes are presented in Figures 5 and 6. Similar or better TiO2 assays in other holes on these sections suggest that the HM mineralisation is open in all directions.
Visual logging of the HM concentrates returned very high grades of titanium-bearing minerals. Drill hole 24CP004 averaged an exceptional 58% ilmenite for the HM zone along with 4.3% leucoxene credits giving a total VHM content of 62.7%. Drill hole 24CP009 averaged 33.8% ilmenite and 4.8% leucoxene in the HM zone. The drill hole immediately to the east, 24CP008, returned a thicker intercept with a higher TiO2 grade (Table 2). HM mineralogy results (pending) are therefore anticipated to be better here, warranting additional drilling followup.
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Figure 5: Claypan Prospect – Cross section 73250 showing HM intercepts and extent of TiO2 mineralisation.
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Figure 6: Claypan Prospect – Cross section 72300 showing HM intercepts and extent of TiO2 mineralisation.
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Figure 7 : Magnetic image of Claypan Prospect areas and 2024 drill collars.
Future Work
Given the encouraging initial trial HM work, other exploration drill holes with significant TiO2 assays are being submitted for HM analysis and visual logging of HM concentrates. Following this, selected concentrates will be composited and submitted to benchtop and small-scale HM recovery investigations including magnetic and electrostatic separation of HM concentrate and geochemical evaluation of concentrate product. These results will complement the similar testing being undertaken on Rosewood samples and will help to determine if a joint mining operation is viable.
Additional exploration drilling will be undertaken to test the continuity of mineralisation relative to magnetic trends and to test other HM models currently being developed by the PTR team.
ENDS
This announcement has been authorised for release on the ASX by the Company’s Board of Directors.
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| Table 2: Saprolite TiO2% Significant Intercepts | Table 2: Saprolite TiO2% Significant Intercepts | Table 2: Saprolite TiO2% Significant Intercepts | Table 2: Saprolite TiO2% Significant Intercepts | Table 2: Saprolite TiO2% Significant Intercepts |
|---|---|---|---|---|
| Drill Hole | From (metres) |
To (metres) |
Interval (metres) |
TiO2 % |
| 24CP001 | 6 | 21 | 15 | 7.56 |
| incl. | 9 | 15 | 6 | 8.67 |
| 24CP002 | 3 | 47 | 44 | 4.48 |
| incl. | 36 | 47 | 11 | 7.60 |
| 24CP003 | 21 | 57 | 36 | 6.67 |
| incl. | 30 | 39 | 9 | 9.25 |
| 24CP004 | 6 | 58 | 52 | 10.16 |
| incl. | 12 | 30 | 18 | 17.20 |
| and | 27 | 30 | 3 | 32.69 |
| 24CP005 | 9 | 53 | 44 | 5.02 |
| 24CP006 | 9 | 48 | 39 | 2.90 |
| 24CP007 | 12 | 24 | 12 | 6.98 |
| incl. | 21 | 24 | 3 | 15.00 |
| 24CP008 | 3 | 66 | 63 | 8.02 |
| incl. | 6 | 15 | 9 | 13.92 |
| and | 21 | 27 | 6 | 11.38 |
| 24CP009 | 3 | 51 | 48 | 7.25 |
| incl. | 6 | 12 | 6 | 11.51 |
| 24CP010 | 3 | 51 | 48 | 6.86 |
| incl. | 6 | 9 | 3 | 11.79 |
| and | 42 | 51 | 9 | 14.44 |
| 24CP011 | 9 | 30 | 21 | 9.13 |
| incl. | 21 | 27 | 6 | 18.75 |
| 24CP012 | 3 | 28 | 25 | 5.27 |
| 24CP013 | 3 | 45 | 42 | 6.39 |
| 24CP014 | 6 | 12 | 6 | 5.67 |
| 24CP015 | 3 | 15 | 12 | 4.90 |
| 24CP026 | 6 | 21 | 15 | 3.79 |
| 24ND001 | 24 | 36 | 12 | 4.63 |
| 24ND002 | 0 | 45 | 45 | 7.87 |
| incl. | 3 | 27 | 24 | 11.35 |
| and | 3 | 9 | 6 | 17.04 |
| 24ND003 | 0 | 44 | 44 | 8.98 |
| incl. | 3 | 9 | 6 | 17.01 |
| 24DK001 | 0 | 24 | 24 | 8.78 |
| incl. | 15 | 24 | 9 | 14.33 |
| 24DK002 | 0 | 27 | 27 | 6.54 |
| incl. | 3 | 9 | 6 | 9.83 |
| 24DK003 | 0 | 42 | 42 | 6.29 |
| 24DK004 | 0 | 61 | 61 | 7.81 |
| incl. | 3 | 15 | 12 | 11.62 |
| and | 24 | 30 | 6 | 13.28 |
| 24DK005 | 15 | 21 | 6 | 3.94 |
| 24M101 | 15 | 24 | 9 | 6.67 |
| 24M105 | 0 | 21 | 21 | 4.66 |
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Table 3: Saprolite target exploration drill collars
| Hole ID | Easting MGA94 Z53 |
Northing MGA94 Z53 |
RL metres |
Dip Deg. |
Azimuth Deg. |
EOH Depth metres |
|---|---|---|---|---|---|---|
| 24CP001 | 432665 | 6672245 | 185 | -90 | 0 | 41 |
| 24CP002 | 432625 | 6672307 | 185 | -90 | 0 | 47 |
| 24CP003 | 432595 | 6672357 | 187 | -90 | 0 | 57 |
| 24CP004 | 432544 | 6672430 | 186 | -90 | 0 | 58 |
| 24CP005 | 432131 | 6671860 | 181 | -90 | 0 | 53 |
| 24CP006 | 432183 | 6671814 | 181 | -90 | 0 | 50 |
| 24CP007 | 432204 | 6671736 | 178 | -90 | 0 | 68 |
| 24CP008 | 433957 | 6673175 | 188 | -90 | 0 | 68 |
| 24CP009 | 433917 | 6673228 | 189 | -90 | 0 | 52 |
| 24CP010 | 433856 | 6673284 | 191 | -90 | 0 | 51 |
| 24CP011 | 433818 | 6673345 | 193 | -90 | 0 | 57 |
| 24CP012 | 435324 | 6674225 | 178 | -90 | 0 | 28 |
| 24CP013 | 435255 | 6674295 | 178 | -90 | 0 | 45 |
| 24CP014 | 435185 | 6674366 | 176 | -90 | 0 | 43 |
| 24CP015 | 435115 | 6674438 | 175 | -90 | 0 | 15 |
| 24CP016 | 435043 | 6674510 | 174 | -90 | 0 | 33 |
| 24CP017 | 434976 | 6674580 | 174 | -90 | 0 | 30 |
| 24CP018 | 432873 | 6676052 | 170 | -90 | 0 | 25 |
| 24CP019 | 432812 | 6675989 | 169 | -90 | 0 | 19 |
| 24CP020 | 432767 | 6675934 | 172 | -90 | 0 | 34 |
| 24CP021 | 434493 | 6677998 | 163 | -90 | 0 | 6 |
| 24CP022 | 434393 | 6678008 | 163 | -90 | 0 | 3 |
| 24CP023 | 434292 | 6678003 | 160 | -90 | 0 | 7 |
| 24CP024 | 434193 | 6678007 | 160 | -90 | 0 | 16 |
| 24CP025 | 434092 | 6678007 | 162 | -90 | 0 | 16 |
| 24CP026 | 433993 | 6678007 | 163 | -90 | 0 | 21 |
| 24CP027 | 434045 | 6678018 | 165 | -90 | 0 | 16 |
| 24CP028 | 434146 | 6678009 | 162 | -90 | 0 | 5 |
| 24CP029 | 434244 | 6678005 | 160 | -90 | 0 | 10 |
| 24RW021 | 420841 | 6661190 | 177 | -90 | 0 | 16 |
| 24RW022 | 420844 | 6661115 | 176 | -90 | 0 | 20 |
| 24RW023 | 420842 | 6661039 | 174 | -90 | 0 | 15 |
| 24ND001 | 412432 | 6670008 | 180 | -90 | 0 | 36 |
| 24ND002 | 412501 | 6670004 | 179 | -90 | 0 | 45 |
| 24ND003 | 412580 | 6670002 | 178 | -90 | 0 | 44 |
| 24ND004 | 412636 | 6670009 | 178 | -90 | 0 | 31 |
| 24ND005 | 412626 | 6670016 | 178 | -90 | 0 | 62 |
| 24DK001 | 411463 | 6664954 | 188 | -90 | 0 | 45 |
| 24DK002 | 411419 | 6664982 | 188 | -90 | 0 | 28 |
| 24DK003 | 411408 | 6664995 | 187 | -90 | 0 | 42 |
| 24DK004 | 411368 | 6665013 | 189 | -90 | 0 | 61 |
| 24DK005 | 411341 | 6665023 | 188 | -90 | 0 | 52 |
| 24M101 | 410210 | 6645610 | 192 | -90 | 0 | 33 |
| 24M102 | 410352 | 6645609 | 195 | -90 | 0 | 14 |
| 24M103 | 410492 | 6645610 | 193 | -90 | 0 | 32 |
| 24M104 | 410635 | 6645612 | 194 | -90 | 0 | 27 |
| 24M105 | 410781 | 6645615 | 192 | -90 | 0 | 21 |
| 24M106 | 410864 | 6645613 | 194 | -90 | 0 | 18 |
| 24M107 | 410950 | 6645615 | 194 | -90 | 0 | 36 |
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For further information:
Media and Broker Contact
Peter Reid Jason Mack Chief Executive Officer White Noise Communications [email protected] [email protected] 0435 181 705 0400 643 799
Competent Persons Statement:
The information in this report that relates to Exploration Targets and Exploration Results is based on information compiled by Mr Peter Reid, who is a Competent Person, and a Member of the Australian Institute of Geoscientists. Mr Reid is not aware of any new information or data that materially affects the historical exploration results included in this report. Mr Reid is an employee of Petratherm Limited. Mr Reid 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’. Mr Reid consents to the inclusion in the report of the matters based on his information in the form and context in which it appears.
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About Petratherm Limited
Petratherm Limited (ASX: PTR) is a copper and critical minerals explorer focused on the discovery of worldclass deposits in both frontier and mature mineral provinces. The Company has two major exploration projects in the world-class Olympic Copper-Gold Province of South Australia. Work in the region has uncovered IronOxide Copper-Gold style alteration/mineralisation at both its Mabel Creek and Woomera Project Areas. Geophysical targeting work has defined several compelling Tier-1 Copper-Gold targets which the Company is aiming to drill test during the 2025 calendar period.
In addition, PTR has a major project holding in the northern Gawler Craton of South Australia. Recent exploration has uncovered significant concentrations of titanium rich heavy mineral sands (HMS) over large areas. The mineral sands are associated with the weathering of a major intrusive complex, the Muckanippie Suite, which has been found to be highly prospective for other critical minerals including Platinum Group Elements, Vanadium, and Titanium. This is an early-stage Greenfields project with exceptional upside potential.
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PTR’s Project Locations in South Australia
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ASX RELASE 19 February 2025
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EL6815, EL6855, EL6715, EL6873 & EL7007 (Muckanippie Project) JORC Table 1
Section 1 Sampling Techniques and Data (Criteria in this section apply to all succeeding sections.)
| Criteria | JORC Code explanation | Commentary | Commentary | |
|---|---|---|---|---|
| Sampling | • Nature and quality of sampling (e.g. cut | Drilling | ||
| techniques | channels, random chips, or specific specialised industry standard |
• | 4 drillholes have been selected for Heavy Liquid Separation (HLS) |
|
| measurement tools appropriate to the | testing, from recently completed | |||
| minerals under investigation, such as | Petratherm Drilling. | |||
| down hole gamma sondes, or handheld | • | 1 metre samples were split from the | ||
| XRF instruments, etc.). These examples | drill rig using a cone splitter | |||
| should not be taken as limiting the broad | attachment to the cyclone. | |||
| meaning of sampling. | • | A riffle splitter was subsequently | ||
| • Include reference to measures taken to | used to split 1 metre samples for | |||
| ensure sample representivity and the | HLS testing. Results are contained in | |||
| appropriate calibration of any | the main body of this report. | |||
| measurement tools or systems used. | • | Samples were dried, weighed and | ||
| • Aspects of the determination of | soaked. | |||
| mineralisation that are Material to the | • | De-slime using 2mm and 38um | ||
| Public Report. | Endecott sieves. | |||
| • In cases where ‘industry standard’ work | • | Standard HM separation conducted | ||
| has been done this would be relatively | HLS on - 2mm /+0.038mm sand | |||
| simple (e.g. ‘reverse circulation drilling | using Tetrabromoethane (TBE), | |||
| was used to obtain 1 m samples from | discarding floats. | |||
| which 3 kg was pulverised to produce a 30 | • |
TiO2assays were derived from 3m | ||
| g charge for fire assay’). In other cases | composite bulk sample intervals and | |||
| more explanation may be required, such | assayed using lithium borate fusion | |||
| as where there is coarse Au that has | method and analysed using ICP- | |||
| inherent sampling problems. Unusual | AES and ICP-MS, by ALS | |||
| commodities or mineralisation types (e.g. | laboratories. | |||
| submarine nodules) may warrant disclosure of detailed information. |
• | Heavy Mineral Sachets were independently logged by Diamantina |
||
| Laboratories. Mineralogy was | ||||
| estimated from the separated heavy | ||||
| mineral concentrate, to the nearest | ||||
| 5% by an experienced mineralogist. | ||||
| • | Historic drill hole information has | |||
| been sourced from open file public | ||||
| records managed by the South | ||||
| Australian Department of Primary | ||||
| Industries and Resources. | ||||
| • | Additional details from historic drilling | |||
| are unknown. | ||||
| Drilling | • Drill type (e.g. core, reverse circulation, | • | Petratherm has completed air core | |
| techniques | open-hole hammer, rotary air blast, auger, Bangka, sonic, etc.) and details (e.g. core |
drilling. | ||
| diameter, triple or standard tube, depth of | ||||
| diamond tails, face-sampling bit or other | ||||
| type, whether core is oriented and if so, by | ||||
| _what method, etc.). _ | ||||
| Drill sample | • Method of recording and assessing core |
• | Air core drilling methods were | |
| recovery | and chip sample recoveries and results assessed. |
utilised throughout the duration of the program. |
||
| • Measures taken to maximise sample | • | Hole diameters are 78mm. |
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ASX RELASE 19 February 2025
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| Criteria | JORC Code explanation | Commentary | Commentary |
|---|---|---|---|
| recovery and ensure representative nature | • |
A Geologist was on site for every drill | |
| of the samples. | hole to ensure that sample | ||
| • Whether a relationship exists between | recoveries were appropriate. | ||
| sample recovery and grade and whether | Excellent recoveries were recorded. | ||
| sample bias may have occurred due to | • | 1m sample intervals were collected | |
| preferential loss/gain of fine/coarse | in buckets and a 1 metre split | ||
| material. | sample taken using a cone splitter | ||
| attached to the drill cyclone into pre- | |||
| numbered calico bags. | |||
| • | 3m composite samples were collect | ||
| using a spear method from 1m | |||
| spoils. | |||
| Logging | • Whether core and chip samples have | • | All samples were geologically logged |
| been geologically and geotechnically | by the on-site geologist. | ||
| logged to a level of detail to support | • | Geological logging is qualitative. | |
| appropriate Mineral Resource estimation, | • | Representative chip trays containing | |
| mining studies and metallurgical studies. | 1 m geological sub-samples were | ||
| • Whether logging is qualitative or | collected. | ||
| quantitative in nature. Core (or costean, | • | Heavy Mineral Sachets were | |
| channel, etc.) photography. | independently logged by Diamantina | ||
| • The total length and percentage of the | Laboratories. Mineralogy was | ||
| relevant intersections logged. | estimated from the separated heavy | ||
| mineral concentrate, to the nearest | |||
| 5% by anexperiencedmineralogist | |||
| Sub- | • If core, whether cut or sawn and whether | • | Samples averaging 1.6 kg were |
| sampling techniques and sample preparation |
quarter, half or all core taken. • If non-core, whether riffled, tube sampled, rotary split, etc. and whether sampled wet or dry. • For all sample types, the nature, quality |
• • |
collected for laboratory assay, using a cone splitter. It is considered representative samples were collected. Samples were dried, weighed and |
| and appropriateness of the sample | soaked. De-slime using 2mm and | ||
| preparation technique. | 38um Endecott sieves. Standard HM | ||
| • Quality control procedures adopted for all | separation conducted HLS on - 2mm | ||
| sub-sampling stages to maximise | /+0.038mm sand using | ||
| representivity of samples. | Tetrabromoethane (TBE), discarding | ||
| • Measures taken to ensure that the | floats. | ||
| sampling is representative of the in-situ | • | The nature, quality and | |
| material collected, including for instance | appropriateness of sample | ||
| results for field duplicate/second-half | preparation has been achieved. | ||
| sampling. | • | Duplicate check samples have been | |
| • Whether sample sizes are appropriate to | introduced into the sample stream by | ||
| the grain size of the material being | the Laboratory. | ||
| sampled. | • | Standard samples were introduced | |
| into the sample stream by the | |||
| laboratory also completed standard | |||
| assays. | |||
| • | Laboratory analytical charge sizes | ||
| are standard sizes and considered | |||
| adequate for the material being | |||
| assayed. | |||
| Quality of | • The nature, quality and appropriateness of | • |
For the HLS work, internal quality |
| assay data and laboratory |
the assaying and laboratory procedures used and whether the technique is considered partial or total. • For geophysical tools, spectrometers, |
control was carried out by Diamantina Laboratories. QC samples, in the form of standards and repeats were inserted at a rate of approximately 1 |
|
| tests | handheld XRF instruments, etc., the | in 20. | |
| parameters used in determining the |
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| Criteria | JORC Code explanation | Commentary | Commentary |
|---|---|---|---|
| analysis including instrument make and | • | 3m assays for TiO2analysis carried | |
| model, reading times, calibrations factors | out by ALS Laboratories, including | ||
| applied and their derivation, etc. | blanks and standards. | ||
| • Nature of quality control procedures | |||
| adopted (e.g. standards, blanks, | |||
| duplicates, external laboratory checks) | |||
| and whether acceptable levels of accuracy | |||
| (i.e. lack of bias) and precision have been | |||
| _established. _ | |||
| Verification | • The verification of significant intersections | • | Verification of intercepts has been |
| of sampling and assaying |
by either independent or alternative company personnel. • The use of twinned holes. • Documentation of primary data, data entry procedures, data verification, data storage (physical and electronic) protocols. |
• |
undertaken by an independent consultant geologist, who has visually assessed drill samples and examined the laboratory data. All data used is from primary sources. |
| • _Discuss any adjustment to assay data. _ | |||
| Location of | • Accuracy and quality of surveys used to | • | All maps and locations are in UTM |
| data points | locate drill holes (collar and down-hole surveys), trenches, mine workings and |
grid (GDA94 Z53) and have been measured by a GPS with a lateral |
|
| other locations used in Mineral Resource | accuracy of ± 5 metres and a | ||
| estimation. | topographic accuracy of ±5 metres. | ||
| • Specification of the grid system used. | |||
| • Quality and adequacy of topographic | |||
| control. | |||
| Data | • Data spacing for reporting of Exploration | • | Petratherm has completed regional |
| spacing and distribution |
Results. • Whether the data spacing and distribution is sufficient to establish the degree of |
exploration drilling along drill traverses over magnetic anomalies. Drill hole traverses extend from 200 |
|
| geological and grade continuity | metres to 600 metres. | ||
| appropriate for the Mineral Resource and Ore Reserve estimation procedure(s) and classifications applied. • Whether sample compositing has been |
• | Data spacing is insufficient to establish the degree of geological and grade continuity required for a Mineral Resource estimation. |
|
| applied. | • | No compositingwas used | |
| Orientation | • Whether the orientation of sampling | • | Drill holes were targeted over |
| of data in relation to geological |
achieves unbiased sampling of possible structures and the extent to which this is known, considering the deposit type. • If the relationship between the drilling |
magnetic features and drilled at 50- 100m spacing on lines perpendicular to magnetic trends to give an indication of mineralised width. |
|
| structure | orientation and the orientation of key | • | The mineralisation in drillholes and is |
| mineralised structures is considered to | interpreted to be hosted in weathered | ||
| have introduced a sampling bias, this | saprolite, leaving the resistant oxide | ||
| should be assessed and reported if | minerals preserved in weathered | ||
| material. | saprolitic clays. | ||
| • | |||
| Sample | • The measures taken to ensure sample | • | Samples were taken directly from the |
| security | security. | field to Petratherm’s warehouse and then couriered to Diamantina |
|
| Laboratories in Perth. | |||
| • | Composite 3m samples taken directly | ||
| to ALS Adelaide from Petratherm’s | |||
| warehouse. | |||
| Audits or | • The results of any audits or reviews of | • | There is currently a review into the |
| reviews | sampling techniques and data. | methods used to improve HM | |
| recoveries. |
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Section 2 Reporting of Exploration Results (Criteria listed in the preceding section also apply to this section.)
| Criteria | JORC Code explanation | Commentary | Commentary |
|---|---|---|---|
| Mineral | • Type, reference name/number, location and | • | EL6815 was granted 100% to |
| tenement | ownership including agreements or material | Petratherm Limited on 12/08/2022 | |
| and land tenure |
issues with third parties such as joint ventures, partnerships, overriding royalties, native title interests, historical sites, |
• | for a period of 6 years. EL 6855 was granted 100% to Petratherm Limited on 18/10/22 for |
| status | wilderness or national park and | a period of 6 years. | |
| environmental settings. | • | EL 7007 was granted 100% to | |
| • The security of the tenure held at the time of | Petratherm Limited on 15/08/24 for | ||
| reporting along with any known impediments | a period of 6 years. | ||
| to obtaining a licence to operate in the area. | • | EL6873 was granted to G4 Metals | |
| Pty. Ltd. on 18/11/2022 for a period | |||
| of 6 years. Petratherm Ltd may | |||
| earn up to a 70% interest via a 2 | |||
| Stage Farm-in with further | |||
| provisions, dependent on elections, | |||
| to earn up to a 100% equity in the | |||
| project. Refer to PTR ASX release | |||
| 29/02/2024. | |||
| • | EL6715 was granted on 06/04/2022 | ||
| to Leasingham Metals Pty. Ltd. a, | |||
| wholly owned subsidiary of ASX | |||
| listed Narryer Metals Ltd. for a | |||
| period of 6 years. Petratherm Ltd | |||
| may earn up to an 70% interest, via | |||
| a 2 Stage Farm-in with further | |||
| provisions, dependent on elections, | |||
| to earn up to an 80% equity in the | |||
| project. Refer to PTR ASX release | |||
| 18/04/2024 | |||
| • | The tenements are located | ||
| approximately 120 km south south- | |||
| west of Coober Pedy overlapping | |||
| Bulgunnia, Mulgathing and | |||
| Commonwealth Hill Pastoral | |||
| Stations. | |||
| • | The tenements are located within | ||
| the Woomera Prohibited Area | |||
| (Green Zone). | |||
| • | Native Title Claims:SCD2011/001 | ||
| Antakirinja Matu-Yankunytjatjara. | |||
| • | The tenements are in good | ||
| standing and no known | |||
| impediments exist. | |||
| Exploration done by other parties |
• Acknowledgment and appraisal of exploration by other parties. |
• • |
Previous exploration work includes; Surface Geochemical Sampling: Calcrete |
| Airborne Geophysics:Magnetics | |||
| & Radiometrics. | |||
| Ground Geophysics:Prospect | |||
| scale Magnetics, Gravity and EM. | |||
| Exploration Drilling:Open file | |||
| records indicate 296 RAB / Air | |||
| core,2 sonic&51 RC |
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| Criteria | JORC Code explanation | Commentary | Commentary |
|---|---|---|---|
| reconnaissance and prospect | |||
| scale holes drilled over Project | |||
| Group. | |||
| Geology | • Deposit type, geological setting and style of | • | Petratherm is exploring for Ti-Fe- |
| mineralisation. | V-P, rare earths, and Au-PGM | ||
| associated with the Muckanippie | |||
| Suite. Targets include primary | |||
| basement mineralisation and | |||
| secondary enrichments as HMS | |||
| placers in overlying younger cover | |||
| strata. | |||
| Drill hole | • A summary of all information material to the | • | Drill hole collar locations, RL, dip |
| Information | understanding of the exploration results including a tabulation of the following |
and azimuth of reported drill holes contained in Table 3 of this report. |
|
| information for all Material drill holes: | |||
o easting and northing of the drill hole |
|||
| collar | |||
o elevation or RL (Reduced Level – |
|||
| elevation above sea level in metres) of | |||
| the drill hole collar | |||
o dip and azimuth of the hole |
|||
o down hole length and interception depth |
|||
o hole length. |
|||
| • If the exclusion of this information is justified | |||
| on the basis that the information is not | |||
| Material and this exclusion does not detract | |||
| from the understanding of the report, the | |||
| Competent Person should clearly explain | |||
| _why this is the case. _ | |||
| Data | • In reporting Exploration Results, weighting | • | All reported drill results are true |
| aggregation methods |
averaging techniques, maximum and/or minimum grade truncations (e.g. cutting of high grades) and cut-off grades are usually |
• | results as reported by the Laboratory. All results above 2% HM are |
| Material and should be stated. | reported in Table 1 of Significant | ||
| • Where aggregate intercepts incorporate | Intercepts. | ||
| short lengths of high-grade results and | • | All drill hole assay intervals above | |
| longer lengths of low-grade results, the | 3% TiO2are reported in Table 2 of | ||
| procedure used for such aggregation should | Significant Intercepts. | ||
| be stated and some typical examples of | |||
| such aggregations should be shown in | |||
| detail. | |||
| • The assumptions used for any reporting of | |||
| metal equivalent values should be clearly | |||
| _stated. _ | |||
| Relationship | • These relationships are particularly |
• | Down hole length, true width not |
| between | important in the reporting of Exploration | known due to the interpreted | |
| mineralisati on widths and |
Results. • If the geometry of the mineralisation with respect to the drill hole angle is known, its nature should be reported. |
steeply dipping geology. | |
| intercept | • If it is not known and only the down hole | ||
| lengths | lengths are reported, there should be a clear statement to this effect (e.g. ‘down hole |
||
| _length, true width not known’). _ | |||
| Diagrams | • Appropriate maps and sections (with scales) | • |
See Figures in main body of |
| and tabulations of intercepts should be | release attached. | ||
| included for any significant discovery being |
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| Criteria | JORC Code explanation | Commentary | Commentary |
|---|---|---|---|
| reported These should include, but not be | |||
| limited to a plan view of drill hole collar | |||
| _locations and appropriate sectional views. _ | |||
| Balanced | • Where comprehensive reporting of all | • | Petratherm has completed drilling |
| reporting | Exploration Results is not practicable, representative reporting of both low and |
of 49 drill holes totalling 1,652 metres at 10 targets on the |
|
| high grades and/or widths should be practiced to avoid misleading reporting of Exploration Results. |
Muckanippie Project (see Figure 1) with the potential to host titanium- bearing Heavy Minerals. |
||
| • | These drill hole results are from | ||
| initial reconnaissance drill traverses | |||
| principally testing magnetic | |||
| horizons. | |||
| Other | • Other exploration data, if meaningful and | • | No other substantive exploration |
| substantive | material, should be reported including (but | data has been collected by | |
| exploration data |
not limited to): geological observations; geophysical survey results; geochemical survey results; bulk samples – size and |
Petratherm. | |
| method of treatment; metallurgical test | |||
| results; bulk density, groundwater, | |||
| geotechnical and rock characteristics; | |||
| potential deleterious or contaminating | |||
| substances. | |||
| Further | • The nature and scale of planned further | • | A range of exploration techniques |
| work | work (e.g. tests for lateral extensions or | are being considered to progress | |
| depth extensions or large-scale step-out | exploration. | ||
| drilling). | • | Extensive mineralogical and | |
| • Diagrams clearly highlighting the areas of | metallurgical test work will be | ||
| possible extensions, including the main | conducted on current drill samples | ||
| geological interpretations and future drilling | to determine grade, mineralogy | ||
| areas, provided this information is not | and nature of the heavy mineral | ||
| commercially sensitive. | mineralisation hosted in saprolite | ||
| at several prospect sites. | |||
| • | Further infill and extension drilling | ||
| islikelyto occur in thenear future. |
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