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Machine To Extract Gold In Streams Rod Mill Coal Production Line

Most of the mercury used in gold recovery in California was obtained from mercury deposits in the Coast Range on the west side of California's Central Valley (fig. 4). Total mercury production in California between 1850 and 1981 was than 220,000,000 lb (pounds) (Churchill, 2000) production peaked in the late 1870s (Bradley, 1918).

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