Project supported by the Fundamental Research Funds for the Central Universities(973 program,No.N172506009,N170908001)
A novel process of calcification-leaching for bastnaesite concentrate(REFCO3) was proposed. The prior calcification was carried out in the system of NaOH-CaO-H2O and the lgC-pH pattern for Ce-F-Ca-C-H2O system was dra...