definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
greywacke wis ditetepake minangka rock sandstone coarse-grained peteng kang ngandhut sen lempung luwih saka 15 saben
saka grauwacke german, saka grau grey + wacke
rock grained nggoleki, rock opaque
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
saka anthrakites greek, saka anthrax, anthrak meaning coal
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque