Gunnison Copper (TSX:GCU,OTCQB:EXMGF) is shifting its development strategy for the Gunnison copper project in Arizona, US, laying out plans for a conventional open-pit and heap-leaching operation. In ...

When it comes time to fret about minerals critical to the energy transition, lithium, cobalt and nickel may get all the attention, but another metal is keeping plenty of analysts up at night. Though ...

TUCSON, Arizona--(BUSINESS WIRE)--Rio Tinto has successfully produced the first copper from the Johnson Camp mine in Arizona using its Nuton ® Technology, marking a pivotal step forward in the ...

Phoenix Copper. ExGen owns 20% and Phoenix owns 80% of Konnex Resources, which holds the leases and claims to the Empire mine project. ExGen further owns 1 330 000 common shares of Phoenix. Phoenix ...

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 ...

Faster gains in mining output may come from improving recovery on existing leach pads rather than building new supply.

China's sulphuric acid shipments to Chile at zero in March Acid is a byproduct of smelting copper ore China buys from Chile Chile needs acid to make 1.1 million tons of refined copper via leaching ...

The Santa Cruz project is located on about 6 000 acres of 100%-owned private surface, mineral and associated water rights, in Arizona, in the US. Ivanhoe Electric's prefeasibility study (PFS) for the ...

Maverick Metals, a US-based technology firm that specializes in minerals extraction and processing, has secured $19 million in seed funding led by Olive Tree Capital. The funding, says Maverick, will ...