tatanan
Wangun mugearite nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
diatomite rock kawangun saka peninggalan kerangka tanduran sèl tunggal disebut diatoms. nalika diatoms mati, peninggalan kerangka nglelebke kanggo dhasar tlaga lan segara etc. Empu mbentuk simpenan diatomite.
komposisi
isi Mineral
olivine, plagioclase, pyroxene
kalsit, lempung, mineral lempung, quartz, wedhi
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
ca, NaCl, cao
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, impact metamorphism
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia, erosi gisik, angin erosi