Laterite lan Obsidian Definition
definisi
laterit rock jinis rock sedimentary kang sugih ing wesi lan aluminium, kawangun ing wilayah tropis panas lan udan
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
panemu
francis Buchanan-Hamilton
obsius
Etimologi
saka latin mengko bata, kothak + -ite1
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
group
ora ditrapake
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock opaque