Assertion: muscovite | /r/HasProperty | characteristic of granite
Facets:
value: in igneous rocks
type: LOCATION
Source sentences:
text: In igneous rocks, muscovite is characteristic of granites, and it commonly occurs in granitic pegmatites together with quartz, albite and microcline with accesory minerals topaz, aquamarine and other beryls, kunzite and tourmaline in a variety of colors with the most common being black tourmaline crystals.
text: In igneous rocks, muscovite is characteristic of granites and granite pegmatites, and in metamorphic rocks it is very common especially in some mica schists where it is the most predominant mineral.