Mojave River Valley Museum
Desert Mining History
Gold and Silver Ore Milling & Processing
An Arrastra was a crude powered crusher which goes back to the mining ...
A stamp mill was a mechanical crusher, noisy, heavy and somewhat awkward ...
Recovery of silver from ore was a different process from that of gold
Finding the metal was only part of the process. After the discovery was
made the next step was to bring the ore out of the ground. In the dry
Mojave, hard rock miners dug and blasted, sinking shafts and
tunnelings into the mountainside. Next, the ore would have to be crushed
into a workable size before the metal could be extracted.