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AT4 turns Arizona antimony into Nevada ingot in first US mine-to-metal test
8:24am on Monday 21st of September, 2026 AEST
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Mining
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AT4 turns Arizona antimony into Nevada ingot in first US mine-to-metal test
8:24am on Monday 21st of September, 2026 AEST
Key Points
First antimony ingot produced from White Spar material at Del Sol
US mine-to-metal pathway demonstrated across Arizona and Nevada
Independent testing has not yet established grade, purity or recovery
Samples will support qualification talks with offtakers, defence contractors and US agencies
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