tatanan
basalt formulir nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
gabbro, a rock mafic, formulir amarga cooling lan crystallization saka magma ing ngisor permukaan bumi.
komposisi
isi Mineral
olivine, plagioclase, pyroxene
augite, olivine, plagioclase, pyroxene
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
aluminium oxide, cao, krom (iii) oxide, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, trioxide belerang
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
kontak metamorphism
impact metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan kimia
erosi
✔
✘
✔
✘
jinis erosi
-
erosi gisik