Discussion about Radioactive Environmental Impact Assessment of Mo, Ni and V Polymetallic Deposit in
During the exploration of Mo, Ni and V polymetallic deposit in central and east Guizhou Province, for the radioactive environmental impact caused by paragenous and associated radioactivity, the basic step and procedure of radioactive environmental impact evaluation is carried out, including the analyses and confirmation of radioactive source, selection of evaluation factors, the determination of evaluation scale and manage limiting value, the present investigation of radioactivity and the forecast, evaluation of radioactive environmental impact, then it analysis and discusses each steps.