1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
breccia punika rock dumadi saka pecahan sudut saka watu kang cemented dening materi calcareous becik
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
england
1.2.2 panemu
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka italian, secara harfiah kerikil, asal Jerman lan related kanggo break
1.4 kelas
rocks metamorphic
rocks sedimentary
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
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 coarse, medium rock grained, rock opaque