definisi
websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
Sajarah
asal
webster, North Carolina
pennsylvania, kita
panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka kutha webster dumunung ing North Carolina
saka anthrakites greek, saka anthrax, anthrak meaning coal
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
plutonic
-
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque