Obsidian lan Mangerite Definition
definisi
obsidian punika kaca vulkanik alami kawangun minangka rock igneous extrusive. diprodhuksi nalika lahar felsic extruded saka gunung mbledhos ndingin kanthi cepet karo wutah kristal minimal
mangerite punika rock igneous intrusive plutonic, kang ateges monzonite hypersthene-prewangan
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
Saka Manger, Norwegia
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque