There are few countries of mineral lands reserve in the world,United States has regulated the principles,objects,purposes and administers of mineral lands reserve,so as to be a successful country in mineral lands reserve in the world.The influencing factors of mineral lands reserve include comprehensive national power,mineral resources hosting pattern,science & technology and the status of politic and economy of the world.It should reserve mineral products mainly for deficient resources and reserve mineral lands mainly for superior resources in China.The basic thoughts of mineral lands reserve in China is to reserve high-quality mineral lands for superior resources and reserve poor-quality mineral lands for deficient resources.The scale of mineral lands reserve is determined with the given model.The optional mineral reserve lands have seven types given in the paper.The variety,scale and distribution of mineral resources to reserve are the key components in the scheme of mineral land reserve.With the development of economic society and the change of mineral resources status,the scheme of variety,scale and distribution should be adjusted dynamically.