Obsidian lan Flint 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
Flint jinis hard rock sedimentary sing mrodhuksi Piece cilik saka bahan kobong nalika mejet dening baja
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka Flint english lawas - jinis rock utamané misuwur atose dhuwur lan kanggo menehi mati eseman yen disabetake
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock opaque
rock grained nggoleki, rock opaque