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Batubara
Batubara

Scoria
Scoria



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Batubara
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Scoria

Batubara lan Scoria Definition

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Definition

definisi

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

Sajarah

asal

usa
-

panemu

john peter Salley
Ora dingerteni

Etimologi

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

kelas

rocks sedimentary
batuan beku

sub-kelas

awet rock, rock alus
awet rock, medium atose rock

kulawarga

group

-
vulkanik

kategori liyane

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