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Adakite
Adakite

Rapakivi Granit
Rapakivi Granit



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Rapakivi Granit

Adakite lan Rapakivi Granit Definition

1 Definition
1.1 definisi
adakite iku sawijining penengah kanggo felsic rock vulkanik sing nduweni ciri geochemical saka magma kang wis ngandika bakal kawangun dening leleh sebagean saka basalt ngrubah sing subducted ngisor busur vulkanik
rapakivi granit punika granit hornblende-biotite ngemot kristal dibunderaké akeh orthoclase kang mantled karo oligoclase
1.2 Sajarah
1.2.1 asal
adak, Kapuloan Aleutian
finland, europe
1.2.2 panemu
defant lan Drummond
Jakob sederholm
1.3 Etimologi
saka adak, Kapuloan Aleutian
saka rapakivi finnish kang stands for rock crumbly
1.4 kelas
batuan beku
batuan beku
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
vulkanik
plutonic
1.6 kategori liyane
rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque