definisi
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
Sajarah
asal
france
pennsylvania, kita
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 anthrakites greek, saka anthrax, anthrak meaning coal
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
-
-
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque