How to Melt Gold Out of Rocks | Sciencing
Mar 13, 2018· How to Melt Gold Out of Rocks ... Crushing the Rock. Rocks that contain visible gold veins usually have gold inside them. To make it accessible, extractors crush the rocks into small pebbles and then grind the pebbles into a powder. In days gone by, miners and prospectors did this with hammers and a mortar and pestle, but modern gold processors ...