Wangun coal saka klempakan saka lebu tetanduran ing lingkungan rawa kang wis kakubur sedimen kayata lendhut utawa wedhi lan banjur compacted kanggo mbentuk coal.
diamictite wis unevenly diurutake terrigenous, non-calcareous sedimentary rock kang formulir amarga cuaca saka mudstone lan sandstone.
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
kalsit, lempung, Feldspar, micas, quartz
karbon, hidrogen, nitrogen, oksigen, belerang
ora kasedhiya