Аннотация:The authors disclose the methodology of the valuation of the subsurface based on the calculation of a number of cost indicators. Economic terms and concepts are proposed, methodological aspects of mapping as a final document of the valuation of the subsoil are outlined. The basis for the valuation of subsurface resources in the regions of Russia is the valuation of associated mineral deposits. The recognized cost indicators for assessing the subsurface are the mineral resource potential and the wealth of the subsurface.