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Obsidian
Obsidian

Variolite
Variolite



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Variolite

Obsidian lan Variolite Definition

Definition

definisi

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
variolites iku sawijining klompok saka rocks peteng ijo dhasar igneous kang ngetokne bulak panggonan colored, utawa spherules, utamané ing lumahing weathered, sing menehi dheweke katon pockmarked

Sajarah

asal

Ethiopia
france

panemu

obsius
Ora dingerteni

Etimologi

saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka varius latin, blentongé, Variegated

kelas

batuan beku
batuan beku

sub-kelas

awet rock, medium atose rock
awet rock, hard rock

kulawarga

group

vulkanik
vulkanik

kategori liyane

rock opaque
rock opaque