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
a hidrasi lan transformasi metamorphic saka ultramafic rock saka lapisan bumi diarani minangka serpentinization, klompok mineral wis kawangun dening serpentinization nyipta 'serpentinite' rock.
Sajarah
asal
Ethiopia
usa
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka tembung serpentinization english.
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kulawarga
group
vulkanik
-
kategori liyane
rock opaque
rock grained nggoleki, rock opaque