Define rock ore , mining ,minerals?class 8 extra questions
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Answer:
Rocks- A rock is made up of 2 or more minerals. ... Ore- A mineral occurring in sufficient quantity and containing enough metal to permit its recovery and extraction at a profit. Or, a mineral or an aggregate of minerals from which a valuable constituent, especially a metal, can be profitably mined or extracted is an ore.
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Answer:
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Explanation:
Rocks- A rock is made up of 2 or more minerals.
Ore- A mineral occurring in sufficient quantity and containing enough metal to permit its recovery and extraction at a profit.
Mining - Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef, or placer deposit. ... Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, chalk, dimension stone, rock salt, potash, gravel, and clay.
Minerals- a mineral or mineral species is, broadly speaking, a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form. The geological definition of mineral normally excludes compounds that occur only in living beings.
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