Pegmatite lan Arkose Definition

Pegmatite

Arkose

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1 Definition

1.1 definisi

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

arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar

1.2 Sajarah

1.2.1 asal

dingerteni

france

1.2.2 panemu

rj Hauy

Alexandre brongniart

1.3 Etimologi

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

saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic

1.4 kelas

batuan beku

rocks sedimentary

1.4.1 sub-kelas

awet rock, hard rock

1.5 kulawarga

1.5.1 group

plutonic

ora ditrapake

1.6 kategori liyane

rock grained coarse, rock opaque

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