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
jaspillite iku wesi sugih kimia kawangun rock kang umum ing banded wesi rocks tatanan
western australia, Minnesota
saka jaspilite (mineral), a rock siliceous kompak kang meh podho jasper
rock grained coarse, rock opaque