Ignimbrite lan Arkose Definition
definisi
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
panemu
Patrick marshall
Alexandre brongniart
Etimologi
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque