anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
ca, cao, krom (iii) oxide, MgO, trioxide belerang
metamorphism cataclastic, kontak metamorphism