These assay results indicate an antimony-to-copper ratio in the tetrahedrite ore that is approximately 0.64-to-1 (versus 0.69-to-1 reflected in the above historical results). Antimony and copper is ...

Chalcopyrite leaching processes are at the forefront of hydrometallurgical techniques for copper extraction. The dissolution of chalcopyrite, a primary copper–iron sulphide mineral, involves intricate ...

Endolith has reported a major advance in copper extraction as it pushes the frontiers of microbial science. In collaboration with BHP’s (ASX:BHP,NYSE:BHP,LSE:BHP) innovation arm, Think & Act ...

President Donald Trump directed the Secretary of Commerce this week to investigate the "national security risks" posed by our increasing dependence on imported copper and consider possible ways to ...