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Obsidian
Obsidian
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Formasi Obsidian

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Tatanan

tatanan

nalika lahar dirilis saka gunung, iku diwiwiti saka cooling cepet banget kang freezes mekanisme saka crystallization. asil punika kaca vulkanik karo susunan Gamelan seragam.

komposisi

isi Mineral

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senyawa isi

aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide

transformasi

metamorphism

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97% - Igneous Rocks rocks have it !

jinis metamorphism

metamorphism kakubur, metamorphism cataclastic, kontak metamorphism

cuaca

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99% - Igneous Rocks rocks have it !

jinis udan

udan biologi, udan kimia, udan mechanical

erosi

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92% - Igneous Rocks rocks have it !

jinis erosi

erosi kimia, erosi gisik, erosi Glacier