The following is a list of the 10 biggest mining companies by trailing 12-month (TTM) revenue. 1 Some companies outside the ...

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 ...

The International Energy Agency (IEA) expects a major copper deficit to emerge over the next decade, as demand for the metal rises sharply. Unless global mining for copper is expanded at an ...

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 ...

Copper has become a hot topic due to its role in the green energy transition and its necessity for urbanization. However, the lack of incoming supply in the long term has experts concerned. The term ...

Still Bright hopes its chemical process could help replace polluting copper smelters. Demand for copper is surging, as is pollution from its dirty production processes. The founders of one startup, ...

Before a solar panel can be installed on a roof or an electric bus can hit the streets, manufacturers first have to get their hands on key metals and minerals. But to meet the demands of the ...