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