This illustration shows a Blake Ore Breaker (stone crusher), used in a gold stamp mill. This crusher…
The chlorination process in gold extraction employs large vats or revolving barrels, the material inside…
The chlorination process in gold extraction employs large vats or revolving barrels, the material inside…
In the gold extraction process, finely crushed ores are leached in vats with a very diluted solution…
A Frue Vanner is a shaking, rubber belt used to concentrate gold ore 'pulp'.
The Klondike Gold Rush during the late 19th century. Many immigrants moved to Dawson City in the Yukon…
This furnace is used to purify a gold concentrate. The gold concentrates, if non-pyritic, are treated…
"In mining, a trough made of boards, used for separating gold from the gravel and sand in which it occurs.…