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.
tuff wis kawangun nalika massa gedhe saka awu lan wedhi kang lagi pipis karo gas panas sing luwar dening gunung mbledhos lan longsor kanthi cepet mudhun lereng sawijining.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
kalsit, chlorite
senyawa isi
al, cao, karbon dioksida, mg, MgO
hidrogen sulfida, belerang dioxide
transformasi
metamorphism
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✘
✔
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jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
cuaca
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✘
✔
✘
jinis udan
udan biologi
udan biologi, udan kimia, 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, erosi segara, banyu erosi, angin erosi