Difference between revisions of "Mineral"
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| − | In geology, a '''mineral''' is a chemical or mixture of chemicals which forms crystals. A [[rock]] is composed of one or more minerals, the crystal sizes of which depend on the circumstances in which they formed. | + | In geology, a '''mineral''' is a chemical or a mixture of chemicals which forms crystals. A [[rock]] is composed of one or more minerals, the crystal sizes of which depend on the circumstances in which they formed. |
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[[Category:Mineralogy]] | [[Category:Mineralogy]] | ||
