1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
harzburgite punika rock plutonic gugus peridotite dumadi umumé saka orthopyroxene lan olivine
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
germany
1.2.2 panemu
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka jeneng kutha ing Harzburg, germany
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, medium atose 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 coarse, rock opaque