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parts of a cradle that mines gold

parts of a cradle that mines gold

Jun 03 2018 · One of the most popular pieces of equipment used during gold rush times in XIX century was a rocker box sometimes called a cradle Colliers New Encyclopedia from 1921 defines this device as a mechanical contrivance used in placer mining consisting of a box on rockers and moved by hand used for washing out the goldbearing soil Rocker allowed to separate gold and other heavy

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