What are the colors of feldspar, mica, and quartz in granite?
The geological term for quartz, usually of low temperature quartz (alpha quartz), the most widely distributed mineral in the quartz group. Broad quartz also includes high temperature quartz (beta quartz), quartz and so on. The main component is SiO2, colorless and transparent, often containing a small amount of impurities, and become translucent or opaque crystal, hard texture.
Mica is a rock forming mineral with six square crystalline forms. Characterized by insulation, high temperature resistance and industrial use, sericite is widely used in coatings, paints, electrical insulation and other industries.
Feldspar is a geological term for one of the most common minerals in the continental crust. Feldspar is a general term for feldspar minerals. It is a kind of aluminosilicate minerals of calcium, sodium and potassium.
Feldspar: white, flesh red, dark blue, green, etc; quartz: colorless; mica: white or black.
