Pegmatite lan Shoshonite Definition

Pegmatite

Shoshonite

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1 Definition

1.1 definisi

pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic

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

dingerteni

wyoming, usa

1.2.2 panemu

rj Hauy

iddings

1.3 Etimologi

saka pegma greek, pegmat kang bab liya- katunggilaké + -ite

saka panggonan asal disebut shoshone riverin wyoming

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, hard rock

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

vulkanik

1.6 kategori liyane

rock grained coarse, rock opaque

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

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