Equipment | West Coast Placer
In North America, the sluice is the most common concentrator on commercial placer gold wash plants. The sluice box was developed during the California gold rush around in 1849. ... The manufacturer supplies a list of frequencies to locate various substances and items such as: Diamonds – 12.835 Khz; Gold – 3.025 Khz; Titanium – 13.385 Khz
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