Formasi Taconite lan Basalt
Tatanan
tatanan
taconite jinis rock sedimentary kawangun nalika kali kaleksanane utawa transports bagéyan Broken rock kang mili. nalika kali tekan lake utawa segara, mbukak sawijining rocks diangkut settles utawa celengan ing ngisor segara utawa lake.
basalt formulir nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
komposisi
isi Mineral
hematite, magnetite, quartz
olivine, plagioclase, pyroxene
senyawa isi
fe, wesi (iii) oxide, silikon dioksida
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
No
Yes
jinis metamorphism
ora ditrapake
kontak metamorphism
cuaca
Yes
Yes
jinis udan
udan biologi, udan mechanical
udan biologi
erosi
Yes
No
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, banyu erosi, angin erosi
ora kasedhiya
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