Characteristics of mineralogical technology about medium-low grade bio-chip containing the rare earth dolomitic phosphorite in Xinhua, Zhijin, Guizhou

Using microscopic observation, chemical analysis, scanning electron microscopy, spectrum analysis and ICP-MS analysis, composition of rare earth bioclastic phosphate rock in Zhijin, China, was discussed. Using relevant statistical methods of particle size characteristics of phosphate rock and the mosaic relationship provided the relevant basic data of mineral processing.