Pyrite, fes2, piryte, ferro sulphur, iron sulfide, pyrrhotite
Pyrite S: 44-49% Fe: 42-44% SiO2: 1-3% Size: in lumps (0-5, 3-10, 5-15, 10-30, 20-80mm...) and in fine powder (100, 200, 320, 400mesh...) Hope to establish the cooperation with you. Any question, pls contact me.