Gold prospectors shovel sand and gravel into a rocker box, a device used for separating alluvial placer gold, as they mine the north shore of Lake...
Gold mining operations at Forest Creek on the Mount Alexander Goldfield near Port Phillip during the Australian gold rush, Victoria, Australia, circa...
Prospectors pan for gold in the waters of a river in the Madre de Dios region of the Amazon Basin area of Peru in South America in 1990.
Group of people, shovel sand and gravel into a rocker box, a device used for separating alluvial placer gold, as they mine a stream bed for mineral...
unrecognized person searching for objects with a metal detector in the countryside during a sunset, close up of search coil. - 砂金採り ストックフォ トと画像
