Gold recovery from carbonaceous ores represents a significant challenge in mineral processing due to the inherent presence of organic carbonaceous matter that can adsorb gold cyanide complexes, a ...

An interdisciplinary team of experts in green chemistry, engineering and physics at Flinders University in Australia has developed a safer and more sustainable approach to extract and recover gold ...

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 ...

A team led by Cornell researchers has devised an innovative method to recover gold from electronic waste and repurpose it as a catalyst for converting carbon dioxide (CO 2) into organic compounds.

"Urban mining", the recycling of precious metals from electronic gadgets, becomes ever more important, although processes that are both efficient and environmentally benign are still scarce. An ...

Olga González, a gemologist and communications strategist, examines the urgent global challenge of mercury pollution in artisanal gold mining. González highlights how mercury-free extraction ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In 2025, it’s not uncommon for a typical household to have a ...

An interdisciplinary team of experts in green chemistry, engineering and physics at Flinders University in Australia has developed a safer and more sustainable approach to extract and recover gold ...

While you won't get rich off your old electronics, cleaner methods for extracting materials like gold is a win for the environment. In 2025, it’s not uncommon for a typical household to have a drawer ...