Phyllite lan Obsidian Definition
definisi
phyllite punika rock metamorphic nggoleki-grained karo struktur laminar uga dikembangaké, lan ing antarané slate lan Schist rocks
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
Etimologi
saka godhong phullon greek + -ite1
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
group
ora ditrapake
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock opaque