definisi
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
Sajarah
asal
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usa
panemu
Ora dingerteni
john peter Salley
Etimologi
saka novacula tembung latin, kanggo watu silet
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
kelas
rocks sedimentary
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
-
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque