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Batubara
Batubara

Essexite
Essexite



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Essexite

Batubara lan Essexite 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
essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng

Sajarah

asal

usa
usa

panemu

john peter Salley
Ora dingerteni

Etimologi

saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka dhaerah ing Essex County, massachusetts, kita

kelas

rocks sedimentary
batuan beku

sub-kelas

awet rock, rock alus
awet rock, hard rock

kulawarga

group

-
plutonic

kategori liyane

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