Pegmatite lan Litchfieldite Definition

Pegmatite

Litchfieldite

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1 Definition

1.1 definisi

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

litchfieldite punika rock langka igneous kang coarse-grained, foliated lan macem-macem nepheline syenite, kadhangkala uga disebut minangka nepheline syenite gneiss utawa gneissic nepeheline syenite

1.2 Sajarah

1.2.1 asal

dingerteni

usa

1.2.2 panemu

rj Hauy

Bayley

1.3 Etimologi

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

saka occurrence ing Litchfield, maine, usa

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

1.6 kategori liyane

rock grained coarse, rock opaque

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