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    Miners used many different methods and equipment to wrest the gold out of the rivers and . Two Men with Gold Pans in River, Cariboo, Detail of A 06395.

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  • Placer mining Wikipedia

    Placer mining /ˈplæsər/ is the mining of stream bed (alluvial) deposits for minerals. This may .. A number of methods are used to mine placer gold and gems, both in terms of extracting the minerals from . Once a placer deposit is located by gold panning, the miner usually shifts to equipment that can treat volumes of sand.

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  • Gold mining Wikipedia

    Gold mining is the resource extraction of gold by mining. As of 2017, the world's largest gold producer was China with 429.4 tonnes. The second largest producer, Australia, mined 289.0 tonnes in the same .. These are small machines that float on the water and are usually operated by one or two people. A suction dredge.

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