1 Definition
1.1 definisi
adamellite punika porphyritic rock igneous coarse-grained, macem-macem monzogranite lan didominasi dening phenocrysts saka orthoclase ing groundmass granular saka perthite, plagioclase lan quartz
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
saka adamellit german lan saka monte adamello, gunung ing Italia, lokalitas sawijining
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
1.2 kelas
1.2.2 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.3 kulawarga
1.3.1 group
1.4 kategori liyane
rock grained coarse, rock opaque
rock opaque