Archaeologists in Egypt have uncovered a 3,000-year-old gold mining and processing complex that opens a rare window into how ...

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 ...

An update from Tolu Minerals Limited ( ($AU:TOK) ) is now available. Tolu Minerals Limited has announced significant progress in its Tolukuma Gold ...

Archaeologists unearthed a 3,000-year-old Egyptian mining camp in the Sukari Mountains. They found evidence of ancient gold mining, processing, and purification.

KEDOUGOU – The quickest way to separate gold from rock, Sadio Camara says, is with a drop of mercury. She empties a dime-sized packet of the silvery liquid into a plastic bucket of muddy sediment ...

In the Philippines, as in many places across the globe, mercury has long been central to how small-scale gold miners earn their living. Used as an easy way to separate gold from other minerals they ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. KEDOUGOU, Senegal (AP) — The quickest way to ...