definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
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
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
awet rock, medium atose rock
hornblendite jinis rock plutonic igneous dumadi utamané saka amphibole hornblende lan jinis amphibolite rock
saka german, sungu sungu + blende
rock grained coarse, medium rock grained, rock opaque