However, when paleontologists were examining a piece of fool’s gold from the area, they realized an animal encased in the ...

The next step in the process was to separate the gold amalgam from any 'unreacted' (leftover) mercury. We did this by squeezing the crude amalgam through a small piece of chamois leather.

Earth science that's as good as gold! Dan Smith shows how volcanoes can bring precious metals to the surface. 🪙🌋 ...