tatanan
Wangun Anthracite saka klempakan saka lebu tetanduran ing lingkungan rawa. nalika lebu tetanduran mati lan tumiba menyang rawa, banyu ngadeg rawa ngreksa saka bosok.
rocks dolomite sing Originally setor minangka kalsit utawa aragonite watu gamping sugih, nanging sak proses diagenesis, ing kalsit utawa aragonite wis rubah menyang dolomite.
isi Mineral
kalsit, lempung, mineral lempung
mineral lempung, pyrite, quartz, sulfides
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
NaCl, cao, karbon dioksida, Magnesium karbonat, MgO
jinis metamorphism
metamorphism kakubur, kontak metamorphism, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism