definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
foidolite jinis langka coarse-grained rock igneous intrusive karo isi Mineral feldspathoid luwih saka 60%
Sajarah
asal
usa
-
panemu
john peter Salley
Ora dingerteni
Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka feldspathoid Mineral kang isi utama rock
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, rock alus
awet rock, rock alus
kulawarga
group
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plutonic
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque