Nepheline Syenite lan Kenyte Definition

Nepheline Syenite

Kenyte

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1 Definition

1.1 definisi

syenite nepheline punika rock plutonic holocrystalline resembling syenite nanging ngemot nepheline lan kakurangan quartz

kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy

1.2 Sajarah

1.2.1 asal

dingerteni

gunung kenya

1.2.2 panemu

Dingertèni

JW Gregory

1.3 Etimologi

saka asal saka syenite palaeozoic nepheline saka Provinsi Shanxi lor, china

saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

ora ditrapake

1.6 kategori liyane

rock grained nggoleki, rock opaque

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