tatanan
picrite punika nggoleki-grained, hard rock 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.
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.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
hematite, magnetite, quartz
senyawa isi
al, cao, karbon dioksida, mg, MgO
fe, wesi (iii) oxide, silikon dioksida
transformasi
metamorphism
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✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
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cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan biologi, udan mechanical
erosi
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✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, erosi Glacier, banyu erosi, angin erosi