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.
jaspillite jinis rock sedimentary kang kawangun dening compaction lan segara saka bagéyan bejat utawa weathered rocks lan mineral.
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
coesite, quartz, wedhi
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
fe, wesi (iii) oxide, silikon dioksida