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Essexite
Essexite

Batubara
Batubara



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Batubara

Essexite lan Batubara Definition

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Definition

definisi

essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal

Sajarah

asal

usa
usa

panemu

Ora dingerteni
john peter Salley

Etimologi

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

kelas

batuan beku
rocks sedimentary

sub-kelas

awet rock, hard rock
awet rock, rock alus

kulawarga

group

plutonic
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kategori liyane

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