definisi
diabase punika rock igneous nggoleki-grained kang dumadi saka biasane pyroxene lan Feldspar
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
Sajarah
asal
germany
-
panemu
christian Leopold von Buch
Ora dingerteni
Etimologi
saka di greek + basa
saka novacula tembung latin, kanggo watu silet
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
vulkanik
-
kategori liyane
rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque