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Anthracite
Anthracite

Essexite
Essexite



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Anthracite
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Essexite

Anthracite lan Essexite Definition

1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng
1.2 Sajarah
1.2.1 asal
pennsylvania, kita
usa
1.2.2 panemu
Dingertèni
Dingertèni
1.3 Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka dhaerah ing Essex County, massachusetts, kita
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
ora ditrapake
plutonic
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque