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Mineral: Granite

Notes

Granite is a plutonic rock is found throughout the continental crust, most commonly in mountainous areas (it is the most abundant type of rock). The matrix consists mainly of quartz grains (10-50%), potassium and sodium feldspar. The minor mineral are mainly muscovite and biotite mica and hornblende. Ryolite is a volcanic rock of similar chemistry.

Out Bound Links

  • (Minerals - Related) K-Feldspar

    Most common feldspars contain both sodium and potassium. The term K-Feldspar designates one where the K2O/Na2O balance heavily favors K2O.

  • (Minerals - Related) Na-Feldspar

    Most common feldspars contain both sodium and potassium. The term Na-Feldspar designates one where the K2O/Na2O balance heavily favors Na2).

  • (Minerals - Related) Mica

    See Muscovite.

  • (URLs - Other) Granite at Wikipedia

    http://en.wikipedia.org/wiki/Granite

  • (Minerals - Related) Quartz

    Quartz is the main crystalline mineral form of silica (SiO2). White or milky quartz is an opaque white, greasy-looking, sharply angular very hard rock. Natural deposits of relatively pure quartz are p...

In Bound Links

  • (Materials - Mineral equivalent) Granite

By Tony Hansen




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