Rock Crushing methods and How to recover gold from OresInformation on Rock Crushing methods and How to recover gold from Gold and Silver Ores: . to crush Quartz or other minerals and extract the gold from these rich ores. . For those thinking about processing larger quantities of ore such as.process on separating gold in stone,Extracting gold from rock - OpenLearn - Open UniversityJul 20, 2006 . The next step in the process is to separate the gold amalgam from any 'unreacted' mercury. We did this by squeezing the crude amalgam.
process on separating gold in stone