Nepheline Syenite lan Websterite Definition

Nepheline Syenite

Websterite

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1 Definition

1.1 definisi

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

websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.

1.2 Sajarah

1.2.1 asal

dingerteni

webster, North Carolina

1.2.2 panemu

Dingertèni

1.3 Etimologi

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

saka kutha webster dumunung ing North Carolina

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, medium atose rock

awet rock, hard rock

1.5 kulawarga

1.5.1 group

plutonic

1.6 kategori liyane

rock grained nggoleki, rock opaque

rock grained coarse, rock opaque

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