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Scoria
Scoria

Batubara
Batubara



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Batubara

Scoria lan Batubara Definition

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Definition

definisi

scoria punika igneous rock extrusive peteng-colored karo babak rongga gelembung-kaya KALUBÈRAN
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal

Sajarah

asal

-
usa

panemu

Ora dingerteni
john peter Salley

Etimologi

saka pungkasan tengah english (denoting slag saka logam molten), saka skōria greek nolak, saka dung Skor
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13

kelas

batuan beku
rocks sedimentary

sub-kelas

awet rock, medium atose rock
awet rock, rock alus

kulawarga

group

vulkanik
-

kategori liyane

rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque