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Wydgee Lithium Project
Project Category: Exploration
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The Vendor is seeking expressions of interest (EOI) for the acquisition of its wholly owned Wydgee Lithium Project in the Murchison Domain of Western Australia.
The project comprises two Exploration Licenses (E 59/2645, E 59/2651) for a total area of 8,719 ha. The project provides the opportunity to obtain access to an area prospective for hosting LCT pegmatites in a supportive jurisdiction.
The project is situated within the Youanmi Terrane and the eastern Murchison Domain. Monzogranites of the Big Bell and Tuckanarra Suites underly much of the project area which straddles the north-northwest trending Wydgee-Meekatharra greenstone belt and Cuddingwarra shear zone. Younger muscovite-biotite monzogranites of the Walganna Suite intrude to the south of the project area. Regional GSWA rockchip sampling of the Walganna Suite pluton shows a peraluminous S-Type granite geochemical signature. Peraluminous S-Type granites are widely regarded as the typical type of source pluton for LCT pegmatites, with pegmatite intrusive known to occur up to 10 kilometers from the source pluton.
Very little previous exploration has been conducted across the project area with a rare element pegmatite focus. Previous work was largely dominated by exploration targeting gold, base metal and (to a lesser extent) diamonds, and largely focused on the adjacent Wydgee-Meekatharra greenstone belt. Historical workings from small scale beryl mining are situated in the south of E 59/2645, approximately 450m north of the Walganna Suite pluton. Some 8.1 t of beryl was mined from a flat-lying northwest trending pegmatite which had a reported strike length of 35m and 3m width.
A short campaign of field reconnaissance and pegmatite rockchip sampling by the current operators returned encouraging field observations and surface geochemistry through the central project area. Rockchip sampling of the Wydgee North pegmatite returned a best assay of 1,716 ppm Li2O, 163 ppm Ta2O5, 155 ppm CsO2, >2188 ppm Rb2O, 243 ppm BeO, 215 ppm Ga2O3 and 186 ppm Nb2O5 with fractionated ratios Mg/Li = 0.70, Nb/Ta = 0.98 and K/Rb = 28.46. The Wydgee North pegmatite is currently thought to be approximately 3-5m wide with a 35m strike extent, although the immediate surrounding area remains largely unexplored. Rockchip sampling adjacent to LCT soil anomalies near the E 59/2645 northern boundary (some 7 kilometres north-northwest of the Wydgee North beryl workings) returned a best assay of 805 ppm LiO2, supported by 130 ppm CsO2, 51 ppm Ta2O3 and 962 ppm Rb2O with a fractionated geochemical signature (Mg/Li = 5.87, Nb/Ta = 0.36, K/Rb = 36.57).
Rubidium assays in excess of 0.22% Rb2O (upper detection limit exceeded) reported to rockchip sampling of potassium feldspar at the historical Wydgee beryl pit and at the northern tenement boundary (some 7km to the northwest). The rubidium values and host mineralogy appear analogous the Mt Edon Rubidium Project (Everest Metals Corporation) located approximately 60km to the south.
Recent exploration by a neighboring explorer comprising rockchip sampling of pegmatites north of E 59/2645 returned best assays of 8,977 ppm Li2O (0.9 % Li2O), 2,898 ppm Rb2O and 189 ppm Cs2O and 1,072 ppm Li2O (0.1 % Li2O), 1,553 ppm Rb2O and 119 ppm Cs2O with fractionation ratios of K/Rb ≤ 30 and Nb/Ta ≤ 0.7.
Work conducted to date has demonstrated that the project’s geological setting possesses elements conducive to LCT pegmatite formation, i.e., proximity to a muscovite-biotite peraluminous S-Type granite, the presence of a nearby beryl-bearing pegmatite is indicative of a fertile source pluton. Furthermore, limited first-pass reconnaissance exploration (by both current operators and neighboring explorer) has returned elevated lithium and LCT pathfinder element surface geochemistry with moderate to high fractionation (fertility) ratios worthy of further exploration.
A detailed project information memorandum is available upon request.
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Total Resource Estimate (M+I+I): 0
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