1 Definition
1.1 definisi
epidosite punika Highly ngrubah epidote lan prewangan quartz rock kang jinis metasomatite, basalt ateges ngrubah
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
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
Ora Kasadhiya
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, rock opaque
rock opaque