Batubara lan Pyroxenite Definition
definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
pyroxenite wis peteng, greenish, granular intrusive igneous rock dumadi utamané saka pyroxenes lan olivine
panemu
john peter Salley
Ora dingerteni
Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka geni pyro- + greek Xenos liyo minangka grup Mineral anyar kanggo batuan beku
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 coarse, rock opaque