Live Science6h
'Supergiant' gold deposit discovered in China is one of the largest on Earth — and is worth more than $80 billion
Chinese officials have announced the discovery of a massive deposit of high-quality gold ore, potentially worth around $83 ...
C&EN22h
The push to mine gold without mercury
Artisanal miners use mercury because it is simple. When mercury is mixed with ore, it binds with the gold, creating an ...