Astute Metals NL Reports 170m of Lithium Mineralisation at Red Mountain, Paving the Way for a 2025 Maiden Resource Estimate
Friday, July 25, 2025
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9:33 am
Astute Metals NL’s latest drilling at its Red Mountain project in Nevada has intersected 170m of high-grade lithium mineralisation. The encouraging results further define the extensive lithium resource, setting the stage for a maiden resource estimate later in 2025.
Astute Metals NL has announced encouraging progress at its wholly owned Red Mountain Lithium Project in Nevada, USA. The company’s latest drilling results from hole RMDD008 highlight six zones of lithium mineralisation over a combined 170.4 meters. Notable intercepts included 33.8 meters at 1,130 ppm lithium – featuring an internal high-grade section of 10.7 meters at 1,320 ppm – and 62.4 meters from 152.2 meters downhole at an average grade of 1,210 ppm lithium, including a higher grade interval of 27.5 meters averaging 1,420 ppm. These results add to a string of impressive achievements during the April drilling campaign where previous holes delivered intercepts such as 32.4 meters at 3,260 ppm lithium and other significant intersections that extend the known extent of the mineralisation both along strike and at depth.
The drilling campaign has been successful in delineating a substantial body of clay-hosted lithium mineralisation stretching over a 5.6 kilometer strike length and reaching depths beyond 180 meters below surface. In one of the additional drill holes, RMDD004, the encountered coarse conglomerate and breccia section provided geological context despite returning minimal lithium values. Ongoing surface sampling and early metallurgical tests have also confirmed high leachability, further underpinning the project’s potential. The technical team is planning a new round of drilling in the third and fourth quarters to focus on high-grade zones and to support the development of a maiden Mineral Resource Estimate by the end of 2025.
The project’s setting is in central-eastern Nevada, adjacent to key transport routes between established mining towns, and benefits from a favorable geological context where similar rock formations have hosted large lithium deposits elsewhere in the state. The company’s comprehensive approach has included both reverse circulation and diamond drilling techniques, with robust quality control and assay testing protocols to ensure reliability in the reported lithium concentrations, which have been expressed both in parts-per-million and as Lithium Carbonate Equivalent using industry-standard calculations.
Investors can interpret the news from two perspectives. From a bullish standpoint, the consistent high-grade intercepts and substantial drill lengths increase investor confidence in the project’s potential to become a leading lithium resource in the United States, with the imminent maiden resource estimate likely to add significant intrinsic value. Conversely, the bearish view may point to the inherent risks of exploration-stage projects, such as further drilling needed to better define resource boundaries and uncertainties inherent in extrapolating from early assay results. Overall, the latest drilling outcomes are a notable step forward in advancing the project toward commercialization.