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These are also used in industries for fulfilling various purposes, such as silicon (obtained from quartz)

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These are also used in industries for fulfilling various purposes, such as silicon (obtained from quartz)

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They are hard substances, which are the good conductor of heat and electricity. They have their own lustre.

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They are hard substances, which are the good conductor of heat and electricity. They have their own lustre.

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Some examples of metallic minerals are Iron, copper, gold,bauxite, manganese, etc.

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Some examples of metallic minerals are Iron, copper, gold,bauxite, manganese, etc.

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 They have metal in them which gives them a shine or luster

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 They have metal in them which gives them a shine or luster