definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
icelandite belongs kanggo vulkanik batuan beku kang sugih ing wesi lan kalebet watu andesit rock
Sajarah
asal
pennsylvania, kita
iceland
panemu
Ora dingerteni
ian se Carmichael
Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka panggonan asal near gunung cenozoic cedhak þingmúli parsonage ing iceland wétan
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, rock alus
awet rock, hard rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque