tatanan
Wangun coal saka klempakan saka lebu tetanduran ing lingkungan rawa kang wis kakubur sedimen kayata lendhut utawa wedhi lan banjur compacted kanggo mbentuk coal.
lan argillite punika rock sedimentary nggoleki-grained utamané dumadi saka partikel lempung kang formulir saka lumpur lithified kang ngandut global partikel silt-ukuran.
komposisi
isi Mineral
analcime, apatite, barite, kalsit, chalcopyrite, chlorite, chromite, clausthalite, mineral lempung, grup crandallite, dolomite, Feldspar, galena, gypsum, marcasite, muscovite utawa illite, pyrite, quartz, siderite, sphalerite, zirkon
biotite, chlorite, Feldspar, micas, muscovite utawa illite, plagioclase, pyrite, quartz
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
wesi (iii) oxide, kalium oxide, MgO, silikon dioksida
transformasi
metamorphism
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✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
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cuaca
✔
✘
✔
✘
jinis udan
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udan biologi
erosi
✔
✘
✔
✘
jinis erosi
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erosi kimia