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extracting gold powder in quartz sandstone

Dec 05, 2019· Put therock powderin a mining pan. A mining pan has holes in the bottom of it like a colander. Becausegoldis heavy, it will sink to the bottom of the mining pan even while it's submerged in water, while the other minerals wash away. Pour a layer ofrock powderonto the mining pan so you canextractthegold pieces.

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