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Obsidian
Obsidian

Scoria
Scoria



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Scoria

Obsidian lan Scoria 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
scoria punika igneous rock extrusive peteng-colored karo babak rongga gelembung-kaya KALUBÈRAN

Sajarah

asal

Ethiopia
-

panemu

obsius
Ora dingerteni

Etimologi

saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka pungkasan tengah english (denoting slag saka logam molten), saka skōria greek nolak, saka dung Skor

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