Heap leaching is a widely used process in the mining industry for extracting valuable metals from ores, particularly copper and gold. This method involves stacking crushed ore in heaps and ...

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-leach operation.

Koryx Copper made relatively slow progress after taking back control of Haib although a PEA was produced in 2021.

Greenstone, which has been instrumental in bringing several mines into operation since it was founded, manages the project ...

Koryx Copper has confirmed that a large-scale technical programme is to be completed at its Haib copper project this year.

“We have shallow mineralisation that could be an open cuttable resource, we have copper oxides, which have the potential to ...

CNW/ - SUPER COPPER CORP. (CSE: CUPR) (OTCQB: CUPPF) (FSE: N60) ("Super Copper" or the "Company"), a mining exploration company advancing ...

The use of a heap efficiency factor of 95% will reduce the extractable soluble copper from 93.7% for 210 days of leaching to 89%. There will be additional copper extracted from material in the ...

The prefeasibility study also confirms the economics of producing copper cathode via the re-treatment of heap-leach pads one to six at Nifty. Capital costs are set at US$30 million, with total ...

as well as nitrate or chloride based chemical heap leach processes. Composited borehole core samples for a total of about 4 ...

000t of oxide and transition material to the heap leach per day. The average daily waste production rate over the mine's lifespan is projected to be 73,000t. "US Copper Corp announces positive PEA ...