Shoshonite lan Andesit Definition

Shoshonite

Andesit

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1 Definition

1.1 definisi

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

andesit punika rock vulkanik penengah peteng, nggoleki-grained, coklat utawa greyish kang umumé ditemokaké ing lahar

1.2 Sajarah

1.2.1 asal

wyoming, usa

lor amerika

1.2.2 panemu

iddings

Dingertèni

1.3 Etimologi

saka panggonan asal disebut shoshone riverin wyoming

saka andes gunung, ngendi kang ketemu ing turah mbrawah

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, medium atose rock

awet rock, hard rock

1.5 kulawarga

1.5.1 group

vulkanik

1.6 kategori liyane

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

rock grained nggoleki, rock opaque

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