A1N1O1R1T1H4I1T1E1S1
13 points
ANORTHITES is validvalid
ANORTHITE, a rare feldspar occurring in many igneous rocks
ANORTHITE, a plagioclase feldspar, calcium aluminium silicate
ANORTHITE, a rare feldspar occurring in many igneous rocks
ANORTHITE, a plagioclase feldspar, calcium aluminium silicate