1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
watu gamping punika rock sedimentary dumadi saka biasane kalsit lan aragonite, kang formulir Crystal beda saka kalsium karbonat
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
new zealand
1.2.2 panemu
Dingertèni
belsazar hacquet
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka jeruk lan watu ing pungkasan abad kaping-14
1.4 kelas
rocks metamorphic
rocks sedimentary
1.4.1 sub-kelas
awet rock, rock alus
awet rock, medium atose 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 nggoleki, rock opaque