Assertion: orthoclase | /r/HasProperty | kalsi
Facets:
Source sentences:
text: Common feldspars include orthoclase (KAlSi 3 O 8 ), albite (NaAlSi 3 O 8 ), and anorthite (CaAl 2 Si 2 O 8 ).
text: Pure potassium feldspar is orthoclase (KAlSi