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.
jaspillite jinis rock sedimentary kang kawangun dening compaction lan segara saka bagéyan bejat utawa weathered rocks lan mineral.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
coesite, quartz, wedhi
senyawa isi
al, cao, karbon dioksida, mg, MgO
fe, wesi (iii) oxide, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
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cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan biologi, udan kimia
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik