definisi
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
greenschist punika rock metamorphic sing dibentuk miturut Suhu paling lan tekanan lan biasane diprodhuksi dening metamorphism regional
panemu
Alexandre brongniart
Ora dingerteni
Etimologi
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
saka mineral kayata chlorite, Serpentine, lan epidote, lan mineral platy kayata muscovite lan platy Serpentine kang ijo ing warna
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque