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Batubara
Batubara

Tephrite
Tephrite



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Tephrite

Batubara lan Tephrite Definition

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1 Definition
1.1 definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
1.2 Sajarah
1.2.1 asal
usa
germany
1.2.2 panemu
john peter Salley
van tooren
1.3 Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka tephra greek, awu saka basa indo-european, kanggo ngobong
1.4 kelas
rocks sedimentary
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
ora ditrapake
vulkanik
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque