Chinese scientists have developed a rapid e-waste mining method that extracts gold in under 20 minutes at around one-third 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 ...

Chinese researchers say they can now strip almost all the gold out of discarded phones and circuit boards in the time it ...

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 ...