definisi
websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
Sajarah
asal
webster, North Carolina
france
panemu
Ora dingerteni
Alexandre brongniart
Etimologi
saka kutha webster dumunung ing North Carolina
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, hard rock
awet rock, hard rock
kulawarga
group
plutonic
-
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock opaque