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GREENWING RESOURCES LTD — Regulatory Filings 2021
Dec 1, 2021
65029_rns_2021-12-01_02f42070-1ea7-433e-9f24-b6c4b2a54fba.pdf
Regulatory Filings
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ASX Announcement
Initial Exploration Results - San Jorge Lithium Project, Argentina 2 December 2021
Greenwing Resources Ltd (ASX:GW1 or the Company), an emerging fully integrated green metals company, is pleased to report the results from its initial exploration program at the San Jorge Lithium Brine Project located in the prolific Lithium Triangle in Argentina.
Greenwing has received results of the initial 34 brine samples from the San Jorge Project, and the full results of the geophysical survey.
HIGHLIGHTS
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Highly encouraging results with the initial 34 brine samples taken from surface at the San Jorge Project confirming the presence of lithium.
-
Brine samples further confirm an area of elevated lithium in the centre-south of the salt lake, with concentrations up to 285 mg/L lithium.
-
Detailed interpretation of the initial passive seismic geophysical survey completed suggests the basin may extend to a depth of up to 600m (+/- 200m) in the south of the salt lake, significantly deeper than the initial estimate of 300m (ASX announcement 26[th] October 2021).
-
The salt lake is currently interpreted to extend beneath gravels and thin lava flows that surround the visible extent of the salt lake.
-
A drilling program is being designed to follow up these highly encouraging initial results.
-
In parallel with ongoing exploration Greenwing has commenced assessing processing options for San Jorge including low-cost direct lithium extraction (DLE) technology.
Greenwing Resources Ltd ABN 31 109 933 995 Phone: +61 (0) 7 3063 3233 | 110 Mary Street Brisbane Qld 4000 www.greenwingresources.com
San Jorge Lithium Brine Project
Greenwing’s highly prospective San Jorge Project is located at the San Francisco Salar and covers a total of 38,800 hectares.
Key details of the San Jorge Project are as follows:
-
15 granted exploration licenses
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Lithium Triangle location which accounts for over half the world’s lithium production (refer figure 1)
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Elevation of 4,000m above sea level
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2,800-hectare San Francisco Salar, surrounded by gravel slopes, under which the salar may extend
-
Exploration Licenses cover 100% of the salt lake (refer figure 2)
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Figure 1: Project location and nearby projects
Greenwing Resources Ltd
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Figure 2: Map of exploration licenses covering the San Francisco Salar and surrounding basin.
Results of brine sampling
Brine samples were taken on an approximately 1km square grid. The brine sampling has confirmed the northern area of the salar hosts brackish water and is the lowest concentration area of the salt lake. Inflow of brackish water is also noted around the edges of the salar from runoff and from hot springs noted on the western side of the salar.
In the centre of the salar, the lithium concentration from initial samples reached a maximum of 285 mg/l, within a zone of predominantly 104-150 mg/l lithium concentration (Figure 3). Lithium concentrations of up to 285 mg/l are a positive indicator of the Salar potential.
Planning of further field work to evaluate the brine concentration is underway. More consistent and possibly higher concentrations of brine may exist at depth, which can be confirmed with further drilling.
Greenwing Resources Ltd
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285 mg/l Li
140 143
115
Depth uncertain
245 mg/l Li
146 109
154 155
113
350 m deep
131
104 113
400-600 m deep
Proposed drill hole
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Figure 3: Location of significant lithium assays within the San Jorge project
Greenwing Resources Ltd
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Geophysical survey interpretation
A Tromino passive seismic survey was conducted, providing valuable information regarding the potential thickness of the salt lake sediments. The survey technique allows the definition of units with different density/consolidation and a contrast in seismic properties. It is effective for mapping the contact of salt lake sediments with the underlying basement rocks. In the south of the project clear high confidence reflectors were identified (Figure 4), which suggest the salt lake sequence is in the order of 300m to 600m (+/- 200m) thick. The planned drilling program will be designed to confirm these results.
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Figure 4: Tromino passive seismic line A0 from the south of the project
In the north of the salt lake a shallow reflector is interpreted to reduce the signal from below this feature and the depth of the salt lake basement rock contact is poorly defined and less certain. The shallow reflector in the north of the salt lake is likely to be a volcanic unit close to or at surface within the salar, with outcropping areas of basalt mapped in the north of the salar, most likely basalt flows from volcanos in the area. Additional passive seismic measurements are planned to better define the distribution of units and the presumed thickness of the salar sediments.
Drilling will be required to obtain deeper brine samples and to assess the types of sediments present in the salt lake and their porosity characteristics.
An initial drilling program is under consideration, with the Company also awaiting receipt of the relevant permits to allow drilling on the project.
RICK ANTHON, CHAIRMAN
Greenwing is pleased with the initial exploration results delivered at San Jorge confirming the presence of lithium. Greenwing are particularly pleased with the depth of the basement contact increasing from 300m to 600m (+/- 200m) which significantly expands the potential volume of brine present. The next steps for San Jorge are to drill and in parallel commence assessment of competing direct lithium extraction (DLE) technologies.
We look forward to updating the market on this project along with the ongoing work program across Greenwing’s diverse battery mineral projects, including results from the diamond drilling program at the Graphmada Mining Complex in Madagascar which has now commenced, and ongoing research results from Swinburne University over the coming period.
Greenwing Resources Ltd
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This announcement has been approved by the Company’s chairman for release.
For more information, please contact: Rick Anthon Craig Lennon Chairman CEO Phone: (07) 3063 3233 Email: [email protected] www.greenwingresources.com
Greenwing Resources Ltd
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Disclaimer
This document has been prepared by Greenwing Resources Ltd (the “Company”). It should not be considered as an invitation or offer to subscribe for or purchase any securities in the Company or as an inducement to make an invitation or offer with respect to those securities. No agreement to subscribe for securities in the Company will be entered into based on this document.
This document is provided on the basis that neither the Company nor its officers, shareholders, related bodies corporate, partners, affiliates, employees, representatives, and advisers make any representation or warranty (express or implied) as to the accuracy, reliability, relevance, or completeness of the material contained in the document and nothing contained in the document is or may be relied upon as a promise, representation or warranty, whether as to the past or the future. The Company hereby excludes all warranties that can be excluded by law.
Forward-Looking Statements
This announcement contains certain forward-looking statements’ within the meaning of the securities laws of applicable jurisdictions. Forward-looking statements can generally be identified by the use of forward-looking words such as ‘may,’ ‘should,’ ‘expect,’ ‘anticipate,’ ‘estimate,’ ‘scheduled’ or ‘continue’ or the negative version of them or comparable terminology.
Any forecasts or other forward-looking statements contained in this announcement are subject to known and unknown risks and uncertainties and may involve significant elements of subjective judgment and assumptions as to future events which may or may not be correct. There are usually differences between forecast and actual results because events and actual circumstances frequently do not occur as forecast and these differences may be material.
Greenwing Resources does not give any representation, assurance, or guarantee that the occurrence of the events expressed or implied in any forward-looking statements in this announcement will occur and you are cautioned not to place undue reliance on forward-looking statements. The information in this document does not take into account the objectives, financial situation, or particular needs of any person. Nothing contained in this document constitutes investment, legal, tax, or other advice.
Important information
This announcement does not constitute an offer to sell, or a solicitation of an offer to buy, securities in the United States, or in any other jurisdiction in which such an offer would be illegal. The securities referred to in this document have not been and will not be registered under the United States Securities Act of 1933 (the ‘US Securities Act’), or under the securities laws of any state or other jurisdiction of the United States and may not be offered or sold, directly or indirectly, within the United States, unless the securities have been registered under the US Securities Act or an exemption from the registration requirements of the US Securities Act is available.
This document may not be distributed or released in the United States.
Competent Person Statement
The information in this report that relates to Exploration Results has been prepared by Mr Murray Brooker. Murray Brooker is a geologist and hydrogeologist and is a Member of the Australian Institute of Geoscientists. Mr Brooker is an employee of Hydrominex Geoscience Pty Ltd and is independent of Greenwing. Mr Brooker has sufficient relevant experience 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 Brooker consents to the inclusion in this announcement of this information in the form and context in which it appears.
Greenwing Resources Ltd
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JORC Table 1
Section 1 - Sampling Techniques and Data related San Jorge
(Criteria in this section apply to all succeeding sections.)
| Criteria | JORC Code explanation | Commentary | ||
|---|---|---|---|---|
| Sampling | • | Nature and quality of sampling (eg | • | Holes were drilled using a power auger |
| techniques | cut channels, random chips, or | and using a shovel on the surface of | ||
| specific specialised industry standard | the lake bed. The sediment type was | |||
| measurement tools appropriate to | described, and a water sample taken | |||
| the minerals under investigation, | from the water flowing into the pit | |||
| such as down hole gamma sondes, | • | Sediment samples were described by | ||
| or handheld XRF instruments, etc). | experienced geoscientists, and the | |||
| These examples should not be taken | results compared with results from | |||
| as limiting the broad meaning of | nearby holes. | |||
| sampling. | • | Sediment samples were not collected | ||
| • | Include reference to measures taken | for assay. Sediments were used to | ||
| to ensure sample representivity and | describe the lithology. Samples for | |||
| the appropriate calibration of any | brine analysis were taken from the | |||
| measurement tools or systems used. | water inflow to the pits. The water | |||
| • | Aspects of the determination of | inflow is considered to be |
||
| mineralisation that are Material to | representative of the area surrounding | |||
| the Public Report. | each pit, with changes in the |
|||
| • | In cases where ‘industry standard’ | concentration of dissolved cations | ||
| work has been done this would be | and anions generally varying |
|||
| relatively simple (eg ‘reverse | gradually across a salt lake. | |||
| circulation drilling was used to obtain | ||||
| 1 m samples from which 3 kg was | ||||
| pulverised to produce a 30 g charge | ||||
| for fire assay’). In other cases more | ||||
| explanation may be required, such | ||||
| as where there is coarse gold that | ||||
| has inherent sampling problems. | ||||
| Unusual commodities or | ||||
| mineralisation types (eg submarine | ||||
| nodules) may warrant disclosure of | ||||
| detailed information. | ||||
| Drilling | • | Drill type (eg core, reverse | • | Sampling was conducted using a |
| techniques | circulation, open-hole hammer, | shovel and an auger post hole digger | ||
| rotary air blast, auger, Bangka, sonic, | that allowed excavating of holes to 2 | |||
| etc) and details (eg core diameter, | m deep, with the sediments described | |||
| triple or standard tube, depth of | and water samples collected from | |||
| diamond tails, face-sampling bit or | inflow to the hole. | |||
| other type, whether core is oriented | ||||
| _and if so, by what method, etc). _ | ||||
| Drill sample | • | Method of recording and assessing | • | Sediment samples from the pits were |
| recovery | core and chip sample recoveries | described by experienced |
||
| and results assessed. | geoscientists, and the observations | |||
| • | Measures taken to maximise sample | compared with results from nearby | ||
| recovery and ensure representative | holes. | |||
| nature of the samples. | • | Sample recovery was effectively |
||
| • | Whether a relationship exists | 100%, given the shallow nature of the | ||
| between sample recovery and | holes. Sediment samples were not | |||
| grade and whether sample bias may | analysed chemically and descriptions | |||
| have occurred due to preferential | were a qualitative evaluation of the | |||
| loss/gain of fine/coarse material. | lithologies encountered in the hole. | |||
| There is no relationship between | ||||
| sediment recovery and ion |
||||
| concentration in the water in this case. | ||||
| Logging | • | Whether core and chip samples | • | Sediment samples were described by |
| have beengeologically and | experiencedgeoscientists,and the |
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| Criteria | JORC Code explanation | Commentary | ||
|---|---|---|---|---|
| geotechnically logged to a level of | observations compared with results | |||
| detail to support appropriate Mineral | from nearby holes and the surrounding | |||
| Resource estimation, mining studies | area. | |||
| and metallurgical studies. | • | Sediment logging is of a qualitative | ||
| • | Whether logging is qualitative or | nature. | ||
| quantitative in nature. Core (or | • | A description of the surficial material | ||
| costean, channel, etc) photography. | was made at each site that the | |||
| • | The total length and percentage of | Tromino geophysics was conducted | ||
| the relevant intersections logged. | and photographs taken to document | |||
| the site characteristics. | ||||
| Sub-sampling | • | If core, whether cut or sawn and | • | Sediment samples were only used to |
| techniques | whether quarter, half or all core | identify the lithology and were not | ||
| and sample | taken. | used for chemical analysis and were | ||
| preparation | • | If non-core, whether riffled, tube | only sub-sampled to collect |
|
| sampled, rotary split, etc and | representative reference samples. | |||
| whether sampled wet or dry. | • | Samples of water inflow into the pits | ||
| • | For all sample types, the nature, | were sampled in triplicate, with |
||
| quality and appropriateness of the | primary and duplicate samples |
|||
| sample preparation technique. | submitted for chemical analysis. | |||
| • | Quality control procedures adopted | • | Duplicate samples and blank samples | |
| for all sub-sampling stages to | were included for quality control | |||
| maximise representivity of samples. | purposes. | |||
| • | Measures taken to ensure that the | • | Samples are considered to be |
|
| sampling is representative of the in | representative of the area surrounding | |||
| situ material collected, including for | each sample site, due to the generally | |||
| instance results for field | flat and relatively homogeneous |
|||
| duplicate/second-half sampling. | surface geology. | |||
| • | Whether sample sizes are | • | 1 litre samples are considered |
|
| appropriate to the grain size of the | appropriate for the total number of | |||
| material being sampled. | analyses required. | |||
| Quality of | • | The nature, quality and | • | The water samples from pits were sent |
| assay data | appropriateness of the assaying and | for analysis at the Alex Stuart Assayers | ||
| and | laboratory procedures used and | laboratory in Mendoza, Argentina. The | ||
| laboratory | whether the technique is considered | laboratory has extensive experience | ||
| tests | partial or total. | analysing brine samples. | ||
| • | For geophysical tools, spectrometers, | • |
Quality control/Assurance samples (4 | |
| handheld XRF instruments, etc, the | duplicates, 3 standards and 2 blanks) | |||
| parameters used in determining the | were submitted with the primary | |||
| analysis including instrument make | samples to the laboratory. | |||
| and model, reading times, | • | The standards, duplicates and blank | ||
| calibrations factors applied and their | samples have confirmed the |
|||
| derivation, etc. | repeatability of results and no |
|||
| • | Nature of quality control procedures | evidence of contamination between | ||
| adopted (eg standards, blanks, | samples in the laboratory. | |||
| duplicates, external laboratory | • | Tromino passive seismic geophysics is | ||
| checks) and whether acceptable | a qualitative geophysical technique, | |||
| levels of accuracy (i.e. lack of bias) | where information is not available | |||
| and precision have been | from drilling to provide information on | |||
| established. | seismic velocities to use for the | |||
| interpretation. Seismic velocities from | ||||
| other projects with similar geology | ||||
| have been applied for the |
||||
| interpretation. | ||||
| Verification of | • | The verification of significant | • | Water and brine analyses are reported |
| sampling and | intersections by either independent | in the release. | ||
| assaying | or alternative company personnel. | • | Laboratory data (from spreadsheets) | |
| • | The use of twinned holes. | is loaded directly into the project | ||
| • | Documentation of primary data, | database. | ||
| data entry procedures, data | ||||
| verification, data storage (physical | ||||
| and electronic) protocols. |
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| Criteria | JORC Code explanation | Commentary | ||
|---|---|---|---|---|
| • | Discuss any adjustment to assay | |||
| data. | ||||
| Location of | • | Accuracy and quality of surveys | • | The sampling pits and Tromino passive |
| data points | used to locate drill holes (collar and | seismic sites were located with a | ||
| down-hole surveys), trenches, mine | hand-held GPS. The Project location is | |||
| workings and other locations used in | in zone 2 of the Argentine Gauss | |||
| Mineral Resource estimation. | Kruger coordinate system with the | |||
| • | Specification of the grid system used. | Argentine POSGAR 94 datum. | ||
| • | Quality and adequacy of | |||
| topographic control. | ||||
| Data spacing | • | Data spacing for reporting of | • | Lithological data was collected from |
| and | Exploration Results. | the pit samples. | ||
| distribution | • | Whether the data spacing and | • | Pit water and brine samples were |
| distribution is sufficient to establish | located on a 1 km grid. | |||
| the degree of geological and grade | • | Passive seismic geophysical data was | ||
| continuity appropriate for the | located on lines separated by 2000 m | |||
| Mineral Resource and Ore Reserve | north to south, with stations separated | |||
| estimation procedure(s) and | 400 m along lines. | |||
| classifications applied. | • | Sample and station spacing is |
||
| • | Whether sample compositing has | considered sufficient for initial |
||
| been applied. | characterisation of the salt lake. | |||
| • | Tromino passive seismic sites were 400 | |||
| m spaced stations on lines separated | ||||
| by2 km north-south. | ||||
| Orientation of | • | Whether the orientation of sampling | • | The salar deposits that host lithium- |
| data in | achieves unbiased sampling of | bearing brines consist of sub-horizontal | ||
| relation to | possible structures and the extent to | beds and lenses of volcanic ash, silt, | ||
| geological | which this is known, considering the | and possibly halite, clay and gravel, | ||
| structure | deposit type. | depending on the location within the | ||
| • | If the relationship between the | salar. Pits were < 2 m deep and | ||
| drilling orientation and the | vertical. | |||
| orientation of key mineralised | • | Tromino passive seismic lines were | ||
| structures is considered to have | oriented east-west, as geological | |||
| introduced a sampling bias, this | structures are considered more likely | |||
| should be assessed and reported if | to trend through the project in a north- | |||
| material. | south direction. | |||
| Sample | • | The measures taken to ensure | • | Brine samples were moved from the |
| security | sample security. | sample sites to secure storage at the | ||
| hotel accommodation on a daily | ||||
| basis. All brine sample bottles are | ||||
| marked with a unique label. | ||||
| • | Samples were transported from the | |||
| camp to the laboratory for chemical | ||||
| analysis in sealed rigid plastic bottles | ||||
| with sample numbers clearly |
||||
| identified. | ||||
| Audits or | • | The results of any audits or reviews of | • | No audits or reviews have been |
| reviews | sampling techniques and data. | conducted at this point in time. |
Greenwing Resources Ltd
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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 | ||
|---|---|---|---|---|
| Mineral | • | Type, reference name/number, | • | The Greenwing properties consist of 15 |
| tenement and | location and ownership including | properties for a total of 38,000 |
||
| land tenure | agreements or material issues with | hectares, of which 2,800 are covering | ||
| status | third parties such as joint ventures, | the salt lake area. The properties are | ||
| partnerships, overriding royalties, | located in the province of Catamarca | |||
| native title interests, historical sites, | in northern Argentina at an elevation | |||
| wilderness or national park and | of approximately 4,000 masl. |
|||
| environmental settings. | Greenwing has options to acquire | |||
| • | The security of the tenure held at | 100% of the properties | ||
| the time of reporting along with | • | The tenements/properties are |
||
| any known impediments to | believed to be in good standing, with | |||
| obtaining a licence to operate in | payments made to relevant |
|||
| the area. | government departments. The |
|||
| company maintains good |
||||
| relationships with the local |
||||
| government and government |
||||
| agencies and communities as part of | ||||
| operations. | ||||
| Exploration | • | Acknowledgment and appraisal | • | The properties were subject to brief |
| done by other | of exploration by other parties. | and inconclusive sampling previously, | ||
| parties | with only 5 brine samples taken along | |||
| the eastern edge of the salar by the | ||||
| vendor. The recently completed |
||||
| sampling has confirmed comparable | ||||
| results along the eastern side of the | ||||
| salar, with higher results in the centre | ||||
| of the salar. | ||||
| Geology | • | Deposit type, geological setting | • | The project is a salt lake deposit, |
| and style of mineralisation. | located in a closed basin in the | |||
| Andean mountain range in Northern | ||||
| Argentina. | ||||
| • | The sediments within the salar consist | |||
| of volcanic ash, silt and possibly at | ||||
| deeper levels sand, gravel halite and | ||||
| or clay, which have accumulated in | ||||
| the salar from terrestrial sedimentation | ||||
| from the sides of the basin. Brine | ||||
| hosting dissolved lithium is present in | ||||
| pore spaces. | ||||
| • | The Tromino passive seismic |
|||
| geophysics suggests a possible |
||||
| shallow volcanic unit/flow near |
||||
| surface, as a shallow reflector is | ||||
| detected across the survey area. | ||||
| • | The sediments are interpreted to be | |||
| essentially flat lying with unconfined | ||||
| aquifer conditions close to surface | ||||
| and semi-confined to confined |
||||
| conditions at depth. The Tromino | ||||
| survey is interpreted to map the | ||||
| contact between salt lake sediments | ||||
| and possibly poorly consolidated |
||||
| volcanic material with the underlying | ||||
| basement rock. | ||||
| • | Geology was recorded during |
|||
| excavation of thepits. |
Greenwing Resources Ltd
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| Criteria | JORC Code explanation | Commentary | ||||||
|---|---|---|---|---|---|---|---|---|
| Drill hole | • | A summary of all information | • | The pits were excavated across the | ||||
| Information | material to the understanding of | San Francisco | salt | lake, centred | ||||
| the exploration results including a | around | approximately, | ||||||
| tabulation of the following | 7016000N/2585000E | and | ||||||
| information for all Material drill | approximately 4,000 m | elevation, in | ||||||
| holes: | Zone 2 of the Argentine | Gauss Kruger | ||||||
o easting and northing of the |
grid system using the Posgar 94 datum. | |||||||
| drill hole collar | • | The pits are less than 2 | m deep. | |||||
o elevation or RL (Reduced |
• | Lithological data | was | collected | from | |||
| Level – elevation above sea | the sediments intersected excavating | |||||||
| level in metres) of the drill hole | pits. | |||||||
| 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, | • | Sample results are reported in this | ||||
| aggregation | weighting averaging techniques, | release. No results |
have | been | ||||
| methods | maximum and/or minimum grade | aggregated. | ||||||
| truncations (eg cutting of high | ||||||||
| grades) and cut-off grades are | ||||||||
| usually Material and should be | ||||||||
| stated. | ||||||||
| • | Where aggregate intercepts | |||||||
| incorporate short lengths of high | ||||||||
| grade results and longer lengths | ||||||||
| of low grade results, the | ||||||||
| procedure used for such | ||||||||
| aggregation should 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 | • |
The sediments |
hosting brine |
are |
||
| between | important in the reporting of | interpreted to |
be |
essentially |
||||
| mineralisation | Exploration Results. | perpendicular to | the shallow pits. The | |||||
| widths and | • | If the geometry of the | entire thickness | of | sediments | has | ||
| intercept | mineralisation with respect to the | potential to host lithium brine, with the | ||||||
| lengths | drill hole angle is known, its nature | water table within approximately 0.3 | ||||||
| should be reported. | metre of surface. | |||||||
| • | If it is not known and only the | |||||||
| down hole lengths are reported, | ||||||||
| there should be a clear statement | ||||||||
| to this effect (eg ‘down hole | ||||||||
| _length, true width not known’). _ | ||||||||
| Diagrams | • | Appropriate maps and sections | • | A diagram is provided in the text | ||||
| (with scales) and tabulations of | showing the location of the properties | |||||||
| intercepts should be included for | and the sampling points points and | |||||||
| any significant discovery being | the southern Tromino | passive seismic | ||||||
| reported These should include, | line, where the contact | between the | ||||||
| but not be limited to aplan view | salar sediments | and | the underlying |
Greenwing Resources Ltd
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| Criteria | JORC Code explanation | Commentary | Commentary | Commentary | |||||
|---|---|---|---|---|---|---|---|---|---|
| of drill hole collar locations and | basement is | interpreted, reaching a | |||||||
| appropriate sectional views. | depth of up to 600 m | +/- 200 m, given | |||||||
| uncertainty in determining the exact | |||||||||
| depth. | |||||||||
| Balanced | • | Where comprehensive reporting | • | Data regarding the pit sampling | has | ||||
| reporting | of all Exploration Results is not | been provided in the | release. | ||||||
| practicable, representative | |||||||||
| reporting of both low and high | |||||||||
| grades and/or widths should be | |||||||||
| practiced to avoid misleading | |||||||||
| reporting of Exploration Results. | |||||||||
| Other | • | Other exploration data, if | • | The | company plans to conduct drilling | ||||
| substantive | meaningful and material, should | to | obtain | additional | geological | ||||
| exploration | be reported including (but not | information, | brine | samples, and |
|||||
| data | limited to): geological | hydraulic parameters |
for | the | |||||
| observations; geophysical survey | installation of diamond drill holes and | ||||||||
| results; geochemical survey | test | production wells, when permits | |||||||
| results; bulk samples – size and | are | received | to allow | this. | |||||
| method of treatment; | |||||||||
| metallurgical test results; bulk | |||||||||
| density, groundwater, | |||||||||
| geotechnical and rock | |||||||||
| characteristics; potential | |||||||||
| deleterious or contaminating | |||||||||
| substances. | |||||||||
| Further work | • | The nature and scale of planned | • | The | company plans to | undertake | |||
| further work (eg tests for lateral | drilling and additional geophysics. | ||||||||
| extensions or depth extensions or | |||||||||
| large-scale step-out drilling). | |||||||||
| • | Diagrams clearly highlighting the | ||||||||
| areas of possible extensions, | |||||||||
| including the main geological | |||||||||
| interpretations and future drilling | |||||||||
| areas, provided this information is | |||||||||
| not commercially sensitive. |
Greenwing Resources Ltd
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