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Summary Of: Minerals
is an aggregate of minerals and need not have a specific chemical composition... Minerals range in composition from pure... see also Minerals and Rocks section below... two or more minerals may have the same chemical composition... some minerals have different chemical compositions... and the specific minerals in a rock can vary widely... Commercially valuable minerals and rocks are referred to as... A main determining factor in the formation of minerals in a rock mass is the chemical composition of the mass... high temperatures and great pressures and its component minerals are those stable under such conditions... Classifying minerals can range from simple to very difficult... minerals can only be classified by more complex chemical or... Minerals with a given Mohs hardness can scratch the surface of any mineral that has a... several sulfide minerals have high specific gravity compared to the common rock... Minerals may be classified according to chemical composition... The largest group of minerals by far are the... consist of those minerals containing the anion... are the group of minerals forming the natural... products of other minerals in the near surface... and as accessory minerals in igneous rocks of the crust and... Minerals of the organic class include various... Encyclodia Page On: Minerals
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