1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
talc karbonat nanging urutan rock utawa komposisi mineral ditemokaké ing rocks ultramafic metamorphic.
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
china, usa, wétan tengah
1.2.2 panemu
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka abad tengah latin, talcum
1.4 kelas
rocks metamorphic
rocks metamorphic
1.4.1 sub-kelas
awet rock, rock alus
awet rock, rock alus
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque