Wangun coal saka klempakan saka lebu tetanduran ing lingkungan rawa kang wis kakubur sedimen kayata lendhut utawa wedhi lan banjur compacted kanggo mbentuk coal.
diorite punika rock igneous intrusive coarse-grained kang ngandhut Interlocking gedhe lan tujuan acak kristal lan formulir nalika lahar molten ora tekan lumahing bumi lan ndingin mudhun ing bumi lemah ndhuwur.
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
albite, amphibole, apatite, biotite, Feldspar, hornblade, ilmenite, magnetite, muscovite utawa illite, olivine, plagioclase, pyroxene, quartz, sulfides, titanite, zirkon
karbon, hidrogen, nitrogen, oksigen, belerang
silikon dioksida
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
metamorphism cataclastic, kontak metamorphism, metamorphism regional