Trachyte lan Arkose Definition
definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
panemu
Alexandre brongniart Rene Hauy
Alexandre brongniart
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
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
group
vulkanik
ora ditrapake
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque