tatanan
nalika Feldspar alkali sing dijupuk saka granit, iku diganti kanggo granitoid lan mengko, dadi tonalite karo quartz minangka mineral utama.
nephelinite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
komposisi
isi Mineral
albite, amphibole, apatite, biotite, Feldspar, hornblade, ilmenite, magnetite, oksida manganese, olivine, plagioclase, pyroxene, quartz, sulfides, titanite, zirkon
clinopyroxene, nepheline, plagioclase
senyawa isi
NaCl, cao, MgO, silikon dioksida
ca, cao, karbon, cl, MgO
transformasi
metamorphism
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✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
kontak metamorphism
cuaca
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✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
erosi
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✘
✔
✘
jinis erosi
angin erosi
erosi kimia, banyu erosi, angin erosi