Currently, the most common source of copper ore is the sulfide ore mineral chalcopyrite, which accounts for about 50 percent of copper production. Sulfide ores are processed via froth floatation ...

Noteworthy sulfides including chalcopyrite, molybdenite and pyrite prevailing over a continuous interval of 1100m. Viscount's first drill hole in the Passiflora target seems to have most of the ...

Detailed price information for Velocity Minerals Ltd (VLC-X) from The Globe and Mail including charting and trades.

Shear-zone hosted quartz veins with pyrite, chalcopyrite and anomalous gold intersected in four of six holes. The Cu-Au geochemical signature is consistent with an epizonal, intrusion-associated ...

Researchers at Uppsala University in Sweden have fabricated a chalcopyrite (CuGaSe 2 or CGSe) solar cell by using silver (Ag) to alloy the device absorber. “The aim of our current EU-funded ...