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The top documents tagged [surface deposits of]
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Liz LaRosa 7 th Grade Science. Mining is extracting ore or minerals from the ground An ore is a natural material with a high concentration of economically
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Mining is extracting ore or minerals from the ground An ore is a natural material with a high concentration of economically valuable minerals that
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What is Mining?
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What is mining? Mining: is extracting ore or minerals from the ground Ore: the natural material large enough and pure enough to be mined for profit
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What is Mining?
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