Pantellerite lan Litchfieldite Definition

Pantellerite

Litchfieldite

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1 Definition

1.1 definisi

pantellerite punika rhyolite peralkaline. wis wesi luwih lan komposisi aluminium ngisor saka comendite

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

Selat saka sisilia

usa

1.2.2 panemu

Dingertèni

Bayley

1.3 Etimologi

saka Pantelleria, pulo vulkanik ing selat saka sisilia

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

vulkanik

plutonic

1.6 kategori liyane

rock grained nggoleki, rock opaque

rock grained coarse, rock opaque

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