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Anthracite
Anthracite

Pseudotachylite
Pseudotachylite



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Anthracite
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Pseudotachylite

Anthracite lan Pseudotachylite Definition

1 Definition
1.1 definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
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 pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
1.4 kelas
rocks metamorphic
rocks metamorphic
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque
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