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Gritstone
Gritstone

Shoshonite
Shoshonite



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Shoshonite

Gritstone lan Shoshonite Definition

1 Definition
1.1 definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
1.2 Sajarah
1.2.1 asal
pennines, england
wyoming, usa
1.2.2 panemu
JJ Ferber
iddings
1.3 Etimologi
saka grit + watu
saka panggonan asal disebut shoshone riverin wyoming
1.4 kelas
rocks sedimentary
batuan beku
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
ora ditrapake
vulkanik
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque