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metals resembing gold ore in colour metals resembing gold ore in colour. metals resembing gold ore in ... May carry small amounts of gold or copper and so become an ore of both these metals.
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The color of pure Gold is bright golden yellow, but the greater the silver content, the whiter its color is. Much of the gold mined is actually from gold ore rather then actual Gold specimens. The ore is often brown, iron-stained rock or massive white Quartz, and usually contains only minute traces of gold. To extract the gold, the ore is crushed, then the gold is separated from the ore
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Mining WikipediaMining is the extraction of valuable minerals or other geological materials from the earth usually from an orebody, lode, vein, seam, reef or placer deposits.Mining Engineering
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