tatanan
Wangun rock pumice nalika magma cools supaya cepet sing atom ing nyawiji sing ora bisa kanggo ngatur piyambak menyang struktur kristal.
basaltic trachandesite punika, hard rock nggoleki-grained sing formulir nalika bit lahar njupuk metu saka gunung.
komposisi
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
olivine, plagioclase, pyroxene
senyawa isi
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, impact metamorphism
kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
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