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Granite

A rock classification type
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Unique IdentifiersGranitoid
  • Granite

QAPF_P_3.png

Granite is in section 3 of theQAPF diagram.

Sub-divisions of GraniteFeldspar >Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8Silica >QuartzSiO2

Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole >HornblendeAnCa2(Z2+5-mZ3+m)(Si8-(n+m)Al(n+m))(OH,F,Cl)2
Mica >BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mica >MuscoviteKAl2(AlSi3O10)(OH)2

Age distribution

Varieties of Granite

Common Associates
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    • References for GraniteHudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
    Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2025, except where stated. Most political location boundaries are© OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 byJolyon Ralph.
    To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844.doi:10.2138/am-2024-9486.
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