
phosphate rock grinding mill phosphate rocks are those minerals that contain the tetrahedral coordinated phosphate anion along with the freely substituting arsenate and vanadate. chlorine, fluorine, and hydroxide anions also fit into the crystal structure. the phosphate class of minerals is a large and diverse group, however, only a few species,rock phosphate grinding mill,phosphate rock grinding mill - clirik phosphate rock grinding mill is mainly applied to non-inflammable, non-explosive and brittle materials with mohs hardn