definisi
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
gabbro iku sawijining igneous rock intrusive kang kimia padha karo kanggo basalt plutonic
panemu
Dingertèni
christian Leopold von Buch
Etimologi
saka novacula tembung latin, kanggo watu silet
saka latin glaber gundhul, Gamelan, gundul
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
group
ora ditrapake
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque