Batubara lan Diabase Definition
definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
diabase punika rock igneous nggoleki-grained kang dumadi saka biasane pyroxene lan Feldspar
panemu
john peter Salley
christian Leopold von Buch
Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka di greek + basa
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, rock alus
awet rock, hard rock
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, medium rock grained, rock opaque