tatanan
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.
Wangun arkose rock saka udan saka-sugih Feldspar rock igneous utawa metamorphic, paling umum rocks granitic, kang utamané saka quartz lan Feldspar.
komposisi
isi Mineral
clinopyroxene, nepheline, plagioclase
kalsit, lempung, mineral lempung, Feldspar, micas, quartz
senyawa isi
ca, cao, karbon, cl, MgO
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
kontak metamorphism
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, banyu erosi, angin erosi
erosi gisik, erosi Glacier, banyu erosi, angin erosi