Impacts of mining activities in environment, human being and society are a key limit to its sustainable development. This paper, based on externalities and diseconomy theories, points out that the environmental and social issues are external diseconomy through the whole mining activities with temporal externalities. In order to promote sustainable development in mining, this paper analyzes the major causes, presents approaches in environmental tax, ecological compensation tax, pollution-discharged right trade, property configuration, and in management system, laws and administration, socialmoral education and media supervision.