1 Definition
1.1 definisi
siltstone bisa ditegesake minangka rock sedimentary nggoleki-grained kang utamané dumadi saka silt nggabungake
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
1.2 Sajarah
1.2.1 asal
dingerteni
pennsylvania, kita
1.2.2 panemu
1.3 Etimologi
saka silt tembung english lan watu lan saka proto-indo-european ROOT sat lan stainaz
saka anthrakites greek, saka anthrax, anthrak meaning coal
1.4 kelas
rocks sedimentary
rocks metamorphic
1.4.1 sub-kelas
awet rock, hard rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque