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Obsidian
Obsidian

Tuff
Tuff



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Tuff

Obsidian lan Tuff Definition

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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
tuff jinis rock digawe saka awu vulkanik luwar saka ngeculake sajrone eruption vulkanik

Sajarah

asal

Ethiopia
italy

panemu

obsius
Ora dingerteni

Etimologi

saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka tembung latin tophous banjur ing tufo italian lan pungkasanipun tuff

kelas

batuan beku
batuan beku

sub-kelas

awet rock, medium atose rock
awet rock, medium atose rock

kulawarga

group

vulkanik
vulkanik

kategori liyane

rock opaque
rock grained nggoleki, rock opaque