definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
greenschist punika rock metamorphic sing dibentuk miturut Suhu paling lan tekanan lan biasane diprodhuksi dening metamorphism regional
Sajarah
asal
usa
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panemu
john peter Salley
Ora dingerteni
Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka mineral kayata chlorite, Serpentine, lan epidote, lan mineral platy kayata muscovite lan platy Serpentine kang ijo ing warna
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
kulawarga
group
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kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque