tatanan
anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
shoshonite 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
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
pyroxene
senyawa isi
ca, cao, krom (iii) oxide, MgO, trioxide belerang
aluminium oxide, wesi (iii) oxide, kalium oxide, sodium oxide, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, angin erosi
erosi kimia, erosi gisik, erosi Glacier