Arkle Resources PLC Lithium pegmatites discovered at Mine River (4458M)
12 Januar 2023 - 8:00AM
UK Regulatory
TIDMARK
RNS Number : 4458M
Arkle Resources PLC
12 January 2023
12 January 2023
Arkle Resources PLC
("Arkle" or the "Company")
Lithium bearing pegmatites discovered at Mine River
Arkle (AIM: ARK) is delighted to announce the discovery of
lithium (Li(2) O) bearing pegmatites in its Mine River Block on the
Wexford/Wicklow border in Ireland. Of the 34 rock chip samples
collected late last year, six returned lithium grades over 0.02%
Li(2) O with one sample assaying 0.09% Li(2) O from the Bunclody
area. Elevated lithium also correlated with enriched levels of
Caesium (Cs) Rubidium (Rb) and Tantalum (Ta), which are known
pathfinder elements for Lithium. The Directors believe these
results are compelling as it suggests the Mine River Block is
fertile for Lithium Caesium Tantalum (LCT) pegmatite deposits.
John Teeling, Chairman of Arkle, commented : "These are exciting
results. We have discovered lithium on our licences. We found the
rock type needed, pegmatites, and in the pegmatites found lithium
and other indicator minerals. This opens compelling new
opportunities for our Mine River Block. Prospecting will resume in
the near future".
Table 1 Highlights of results for lithium as well as pathfinder
elements
SAMPLE Li ppm % Li2O Cs ppm Rb ppm Ta ppm
AA-01104 100 0.022 26 434 1
------- ------- ------- ------- -------
AA-01118 100 0.022 7 81 2
------- ------- ------- ------- -------
AA-01120 100 0.022 15 239 13
------- ------- ------- ------- -------
AA-01122 150 0.032 47 379 1
------- ------- ------- ------- -------
AA-01123 100 0.022 10 301 1
------- ------- ------- ------- -------
AA-01131 420 0.090 35 273 1
------- ------- ------- ------- -------
The six samples that returned elevated lithium were all
pegmatite rock boulders collected around mapped granite bodies. The
geochemical results demonstrate clear pathfinder elements, which
can be used in the targeting of pegmatites in future soil surveys.
The results also show a correlation between the lithium bearing
pegmatites and north-west south-east trending faults. These fault
structures, as well as newly identified mafic and ultramafic bodies
to the south-east, have been selected as target areas for the
coming months. Once the main areas of interest have been
identified, follow up soil surveys will aim to locate areas for
trenching and drilling.
The recent results follow on from the initial prospecting work
over mapped granite bodies in the Company's Mine River licence
block. Although the Company has been focused on gold until now, the
markets and work of companies in neighbouring licences have driven
a revaluation of the ground for other elements.
The aim of the reconnaissance work at Mine River was to locate
and collect specimens of granite, pegmatite, and aplite for
geochemical analysis. All three rock types were discovered and 34
samples were sent to ALS Life Sciences in Loughrea, Ireland for
geochemical analysis. All samples were analysed for trace elements
using lithium borate fusion prior to acid dissolution followed by
ICP-MS and ICP-AES for a full suite of 44 elements. Conversion of
lithium parts per million ("ppm") results to percent Li(2) O
involved dividing the ppm results by 10,000 to give a percentage
and then multiplying by 2.153 to obtain Li(2) O equivalent.
Background
The Mine River Block is proximal to the known lithium bearing
Leinster Granite, lying to the west and contiguous with the
International Lithium Corp. - Ganfeng Lithium Co. Ltd joint venture
where a large zone of lithium bearing pegmatites and aplites has
been discovered.
This announcement has been reviewed and approved by Gavin
Berkenheger (CGeol) in his capacity as the Qualified Person for the
purposes of the AIM Note for Mining, Oil and Gas Companies issued
by the London Stock Exchange.
This announcement contains inside information for the purposes
of Article 7 of the Market Abuse Regulation (EU) 596/2014 as it
forms part of UK domestic law by virtue of the European Union
(Withdrawal) Act 2018 ("MAR"), and is disclosed in accordance with
the Company's obligations under Article 17 of MAR.
Enquiries:
Arkle Resources PLC
John Teeling, Chairman +353 (0) 1 833 2833
Jim Finn, Finance Director +353 (0) 1 833 2833
SP Angel Corporate Finance LLP
Nominated Adviser & Joint Broker
Matthew Johnson/Adam Cowl +44 (0) 203 470 0470
First Equity Limited
Joint Broker
Jason Robertson +44 (0) 207 374 2212
BlytheRay +44 (0) 207 138 3204
Megan Ray
Rachael Brooks
Teneo
Luke Hogg +353 (0) 1 661 4055
Information for Editors
Arkle is a diversified exploration company with principal assets
in gold, zinc and now lithium exploration licences in Ireland. The
Company currently has two 100% owned gold projects (Mine River and
Inishowen) and is in joint venture with Group Eleven Resources
Corp. at the Stonepark Zinc Project.
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