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Boninite
Boninite

Obsidian
Obsidian



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Boninite
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Obsidian

Boninite lan Obsidian Definition

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Definition

definisi

boninite punika rock extrusive mafic kang dhuwur ing Magnesium silika isi, kawangun ing lingkungan ngarep-busar, biasane sak orane tumrap sekolah awal saka subduksi
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

Sajarah

asal

japan
Ethiopia

panemu

Ora dingerteni
obsius

Etimologi

saka kedadeyan ing busar Izu-Bonin kidul japan
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius

kelas

batuan beku
batuan beku

sub-kelas

awet rock, hard rock
awet rock, medium atose rock

kulawarga

group

vulkanik
vulkanik

kategori liyane

rock grained nggoleki, rock opaque
rock opaque