Abstract: Using discounted cash flow evaluation method to calculate the expected value is the value of the mineral right, the right of the mine in the future within a certain period (generally no more than 30 years), the total net income gained by the investors or mineral right person.Main parameters is designed, the evaluation value is influenced by market factors, and along with the change of parameters change;Price of mineral right evaluation is a kind of traceability assessment, the purpose is to calculate the state in the past a period in the exploration of the value of the investment in the present stage, the main parameter is the actual record, objective.Therefore, discounted cash flow evaluation method is only suitable for evaluation (secondary market), is not suitable for mineral right evaluation price (primary market).Price of mineral right evaluation conforms to the time value of money theory, formula should be further research.