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Troctolite
Troctolite

Nepheline Syenite
Nepheline Syenite



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Troctolite
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Nepheline Syenite

Troctolite lan Nepheline Syenite Definition

Definition

definisi

troctolite jinis rock intrusive mafic. iku kasusun ateges Jumlah utama nanging maneko rupo olivine lan calcic plagioclase bebarengan karo pyroxene suntingan. iku anorthosite-sugih olivine, utawa sing relatif pyroxene-kurang saka gabbro
syenite nepheline punika rock plutonic holocrystalline resembling syenite nanging ngemot nepheline lan kakurangan quartz

Sajarah

asal

-
-

panemu

christian Leopold von Buch
Ora dingerteni

Etimologi

saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
saka asal saka syenite palaeozoic nepheline saka Provinsi Shanxi lor, china

kelas

batuan beku
batuan beku

sub-kelas

awet rock, hard rock
awet rock, medium atose rock

kulawarga

group

plutonic
plutonic

kategori liyane

rock grained coarse, rock opaque
rock grained nggoleki, rock opaque