Assertion: biotite | /r/HasProperty | the most common mica mineral
Facets:
value: in i-type granites
type: LOCATION
Source sentences:
text: Biotite is the most common mica mineral and also known as black mica, a silicate mineral in the common mica group.
text: Biotite is the most common minor mineral in I-type granites.
text: ; Biotite is the most common mica mineral and also known as black mica a silicate mineral in the common mica groupApproximate chemical formula K (Mg Fe)