Arkose lan Porphyry Definition
definisi
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
panemu
Alexandre brongniart
Dingertèni
Etimologi
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
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 nggoleki, rock opaque