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.
rocks dolomite sing Originally setor minangka kalsit utawa aragonite watu gamping sugih, nanging sak proses diagenesis, ing kalsit utawa aragonite wis rubah menyang dolomite.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
mineral lempung, pyrite, quartz, sulfides
senyawa isi
al, cao, karbon dioksida, mg, MgO
NaCl, cao, karbon dioksida, Magnesium karbonat, MgO
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
cuaca
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✘
✔
✘
jinis udan
udan biologi
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erosi
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✔
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jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
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