Small Rock Crusher Rock Dust

Crusher for armour rockct 20 2015 this rock crusher does a fine job it will crush small 2 in x 2in rocks into dust in a matter of a minute although very small pieces of rock remain intact they are small enough to either use a pestle and mortar to pulverize them or leave them as they are and pan them separately you certainly will be able to recognize any possible gold still trapped within them.