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 ...

Across Africa, from Mali to Tanzania to Zimbabwe, millions of people, including children, work in small gold mines. Artisanal and small-scale gold mining is a vital source of income, but it is also ...

If you liked this story, share it with other people. The mercury used to amalgamate gold is cheap, effective and toxic. Studies from artisanal and small-scale mining sites across the Amazon reveal ...

From jewelry to advanced electronics, gold's value is undeniable. Its unique properties and widespread use make it an ...