Read More Metals and Mining Industry News Locksley Resources (ASX: LKY) hits 99.5% purity antimony trioxide milestone, opening U.S. defense supply chain pathway Locksley Resources (ASX: LKY) produces 99.5% purity antimony trioxide from its Mojave Project, opening a U.S. defense supply chain qualification pathway. Read the full analysis. byVenkateshMarch 12, 2026