definisi
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
Sajarah
asal
usa
france
panemu
Ora dingerteni
Alexandre brongniart
Etimologi
saka pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
kelas
rocks metamorphic
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
-
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque