1 Tatanan
1.1 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.
amarga kanggo ngganti ing kondisi lingkungan, rocks sing digawe panas lan pressurized jero nang permukaan bumi. metapelite kawangun saka panas nemen disebabake magma utawa dening tabrakan kuat lan gesekan lempeng tektonik.
1.2 komposisi
1.2.1 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
albite, chlorite, quartz
1.2.2 senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
aluminium oxide, cao, MgO
1.3 transformasi
1.3.1 metamorphism
1.3.2 jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
ora ditrapake
1.3.3 cuaca
1.3.4 jinis udan
ora ditrapake
udan biologi, udan kimia, udan mechanical
1.3.5 erosi
1.3.6 jinis erosi
ora ditrapake
erosi kimia, erosi gisik, banyu erosi, angin erosi