Assertion: muscovite | /r/AtLocation | smaller flakes
Facets:
value: in other metamorphic rocks
type: LOCATION
value: in some sandstones
type: LOCATION
value: in granites
type: LOCATION
value: in various schists
type: LOCATION
value: in slates
type: LOCATION
Source sentences:
text: Muscovite occurs in large, ill-defined crystals in pegmatites, and in smaller flakes in granites and other acid igneous rocks, in some sandstones and slates and in various schists and other metamorphic rocks.