The latest metallurgical testwork, conducted by Independent Metallurgical Operations, focused on optimizing cyanide leach conditions to accelerate extraction rates. Sample 1 (LT15) demonstrated an 84.5% silver recovery and 83.6% gold recovery, while a secondary test on Sample 2 (LT22) using a more moderate reagent regime yielded 87.7% silver and 87.5% gold recovery. These figures suggest that the project can maintain high metal yields while potentially reducing reagent consumption and associated operating costs.
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Sun Silver Reports Rapid Extraction Results at Nevada Project
Sun Silver Limited has achieved significant metallurgical milestones at its Maverick Silver Project in Nevada, reporting rapid gold and silver recovery within 24 to 48 hours. The test results confirm the project's viability for a conventional tank-leach or carbon-in-leach processing pathway, bolstering plans for domestic critical mineral production.

Managing Director Andrew Dornan noted that the speed of extraction provides clear confidence in the project's development potential. Beyond optimizing recovery, Sun Silver is evaluating how a tank-leach flowsheet might offer greater flexibility for antimony recovery, a mineral currently prioritized by U.S. government agencies. The company is now shifting its focus toward further reagent optimization and testing coarser grind sizes to minimize energy requirements. These investigations remain critical as the firm weighs heap-leach versus tank-leach development scenarios to maximize output at the Nevada site.
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