minerai de nickel tailing
Tailings - Wikipedia, the free encyclopediaTailings, also called mine dumps, culm dumps, slimes, tails, refuse, leach residue or slickens, . large amounts of pyrite (FeS2) and Iron(II) sulfide (FeS), which are rejected from the sought-after ores of copper and nickel, as well as coal.minerai de nickel tailing,minerai de nickel tailing,Nickel mining in New Caledonia - Wikipedia, the free encyclopediaNickel mining in New Caledonia is a major sector of the New Caledonian economy. . are Goro, Thio, Koniambo, Kouaoua, Nepoui – Kopeto and Etoile du Nord. . Rivers and streams have been choked with tailings from the waste material.