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How Summit Minerals’ Brazil Tests Unlock High-Grade Tantalum and Niobium
8:44am on Wednesday 25th of June, 2025 AEST
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Mining
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How Summit Minerals’ Brazil Tests Unlock High-Grade Tantalum and Niobium
8:44am on Wednesday 25th of June, 2025 AEST
Key Points
First-pass metallurgical tests yield tantalum concentrates up to 3.6% and niobium up to 1.3%
Heavy Liquid Separation achieves upgrade factors of 45x for tantalum and 35x for niobium
Gravity table separation delivers recoveries exceeding 50% for tantalum and strong niobium recoveries
Further metallurgical optimization and soil sampling underway to refine processing and exploration
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