definisi
a rock sedimentary, simpenan arus submarine turbidity lan dumadi saka partikel dilapisi
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
bokor foreland european
Ethiopia
panemu
arnold h. bouma
obsius
Etimologi
saka turbiditas latin abad tengah, saka turbidus latin (turbid). turbidity saiki saka taun 1939
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, rock opaque
rock opaque