mining process for gold ore that is found at very deep levels

mining process for gold ore that is found at very deep levels

Some pyrites can contain 0.25%goldby weight or more. Although this is a tiny fraction of theore, the value ofgoldis so high that thepyritemight be a worthwhileminingtarget. Ifpyritecontains 0.25%goldand thegoldprice is $1500 per troy ounce, then one ton ofpyritewill contain about 73 troy ounces ofgoldworth over $109,000

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