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Troctolite
Troctolite

Shoshonite
Shoshonite



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Troctolite
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Shoshonite

Troctolite lan Shoshonite Definition

1 Definition
1.1 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
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
1.2 Sajarah
1.2.1 asal
dingerteni
wyoming, usa
1.2.2 panemu
christian Leopold von Buch
iddings
1.3 Etimologi
saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
saka panggonan asal disebut shoshone riverin wyoming
1.4 kelas
batuan beku
batuan beku
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
plutonic
vulkanik
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque