Mining rights and exploration rights are acquired by payment in China, so the mineral properties assessment are becoming more important in financing, transfer, merger and acquisition of mining properties. This paper summarizes four principles and five types of mining properties, and discusses the status, concludes that, besides the resources potential and reserves, mining properties shall include natural geography, infrastructure, safety, environment, mining technology, tax, etc. A method has been presented in this paper to quantitatively assess mineral resources and mining properties. This paper is a summary of mining properties assessment experience and can provide a reference in managing and assessing mining properties.