Hard Rock Aluminium Mining

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    bodie's source of gold came from hard rock mining – mining that requires breaking apart ore to extract gold that's intermingled with the rock.

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    placer gold mining was soon joined by hard rock mining, as prospectors followed the gold to its source veins in the mountains. gold in some upper gravel benches north

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    crushing ore samples for free gold. (or none at all). regulations have basically squeezed the smaller operators of hard rock mines out of the picture.

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