definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
saka anthrakites greek, saka anthrax, anthrak meaning coal
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
saka pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
rock grained nggoleki, rock opaque