definisi
dolomite punika rock sedimentary ngemot luwih saka 50 persen saka dolomite Mineral dening bobot
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
Sajarah
asal
Alps kidul, prancis
Ethiopia
panemu
dolomieu
obsius
Etimologi
saka french, saka jeneng dolomieu (1750-1801), geologis french sing ditemokaké rock ing
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock opaque