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Vogesite
Vogesite

Obsidian
Obsidian



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Vogesite
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Obsidian

Vogesite lan Obsidian Definition

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1 Definition
1.1 definisi
vogesite punika igneous alkalin porphyritic rock lan macem-macem lamprophyre kang didominasi dening amphibole penting, biasane hornblende, lan Feldspar potassic
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
dingerteni
Ethiopia
1.2.2 panemu
Dingertèni
obsius
1.3 Etimologi
saka macem-macem lamprophyre greek lampros padhang lan kang madhangi + porphureos kain
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
1.4 kelas
batuan beku
batuan beku
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
plutonic
vulkanik
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, rock opaque
rock opaque