1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
boninite punika rock extrusive mafic kang dhuwur ing Magnesium silika isi, kawangun ing lingkungan ngarep-busar, biasane sak orane tumrap sekolah awal saka subduksi
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka kedadeyan ing busar Izu-Bonin kidul japan
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque