Arkose lan Pegmatite Definition
definisi
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
panemu
Alexandre brongniart
rj Hauy
Etimologi
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
group
ora ditrapake
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock opaque