1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
1.2.2 panemu
Dingertèni
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
1.4 kelas
rocks metamorphic
1.4.1 sub-kelas
awet rock, rock alus
1.5 kulawarga
1.5.1 group
ora ditrapake
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque