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
jaspillite iku wesi sugih kimia kawangun rock kang umum ing banded wesi rocks tatanan
Sajarah
asal
Ethiopia
western australia, Minnesota
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka jaspilite (mineral), a rock siliceous kompak kang meh podho jasper
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kulawarga
group
vulkanik
-
kategori liyane
rock opaque
rock grained coarse, rock opaque