The wildcat gold mining boom that swept across the Amazon beginning in the 1970s left behind an environmental catastrophe of ...

Refractory gold ores present significant challenges to conventional extraction methods. In these ores, gold is tightly encapsulated within sulphide minerals or locked by carbonaceous matter, thereby ...

Forests in the Peruvian Amazon aren’t growing back after gold mining — not just because the soil is damaged from toxic metals, but because the land has been depleted of its water. A common mining ...

Montage Gold has selected Metso to deliver all feeders for their Koné Gold project in Côte d’Ivoire. The order value has been ...

K92 Mining Inc.'s gold equivalent production consists of gold, copper and silver produced at the Kainantu Gold Mine in the Eastern Highlands Province of Papua New Guinea, 180 km northwest of Lae.

A Nevada-based company wants to build Oregon’s first chemical-process gold mine in Malheur County, about 22 miles south of Vale. The federal government is asking for input on Paramount Gold’s proposal ...