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Prismo Metals Receives High Silver and Copper Assays at Silver King
Thenewswireยท2025-09-29 07:30

Core Insights - Prismo Metals Inc. has announced expanded drilling plans at the Silver King project in Arizona following the receipt of final assay results, which indicate high-grade mineralization in both silver and copper [1][2][23]. Summary by Category Assay Results - The final assay results include significant overlimit values: 757 g/t Ag, 1.5% Cu, 6.7% Pb, and 11.5% Zn from a newly discovered polymetallic vein, and 619 g/t Ag and 511 g/t Ag from samples taken at the Silver King shaft area [1][2]. - Overlimit copper assays ranged from 1.11% to 2.43% for three samples from the replacement mineralization area, indicating promising mineralization potential [2]. Geological Insights - The Silver King project features a newly described polymetallic vein and a copper vein, with geological mapping indicating various types of mineralization [4][7]. - The Silver King mine is strategically located 3 km from the Resolution Copper deposit, which is one of the largest unmined copper deposits globally, with an estimated resource of 1.787 billion metric tonnes at an average grade of 1.5% copper [23]. Drilling Plans - Initially, a drill program of about 1,000 meters was planned to test the upper half of the Silver King mineralized body and adjacent areas [8]. - Following recent discoveries, the company plans to add a second phase of drilling for an additional 1,000 meters, focusing on newly identified targets, including the polymetallic and copper veins [9][13]. Historical Context - The Silver King mine has a rich history, having produced nearly 6 million ounces of silver at grades up to 61 oz/t, with recent small-scale production samples returning grades as high as 644 oz/t silver [23]. Company Overview - Prismo Metals Inc. is focused on advancing its Silver King, Ripsey, and Hot Breccia projects in Arizona, as well as its Palos Verdes silver project in Mexico [24].