definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
appinite iku sawijining rock beku ing kang kristal sing supaya nggoleki grained sing mineral individu ora bisa gampang bentenaken
asal
pennsylvania, kita
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panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka macem-macem lamprophyre greek lampros padhang lan kang madhangi + porphureos kain
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque