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**Petrology:** Quartz, muscovite, chlorite, plagioclase and garnet are the rock forming minerals associated with accessory minerals, e.g., apatite.
**Genesis:** Mica schist can be formed by regional metamorphism of clay and clay-sandy sediments at temperatures from 500 °C and pressure from 0.8 GPa, approximately 25 kilometres below the surface.
## Keywords
stone