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A gabbro with the felsic minerals comprising more than 5% quartz, and 10-35% K-feldspar.
Classification of Quartz-monzogabbroHide
Sub-divisions of Quartz-monzogabbroHide
Mineralogy of Quartz-monzogabbroHide
Essential minerals - these are minerals that are required within the classification of this rock:
|Feldspar > Alkali Feldspar||Feldspar Group minerals rich in Potassium or Sodium.|
|Feldspar > Plagioclase||A petrological term for Albite-Anorthite Series.|
|Mafic minerals||A petrological term for dark, rock-forming minerals rich in magnesium and/or iron.|
|Silica > Quartz||SiO2|
Non-essential minerals - these minerals are common, sometimes major components, but are not always present: