Reserve/consumption ratios— How can they be interpreted?

CIM Bulletin, Vol. 74, No. 831, 1981

F.-W. WELLMER Federal Ministry of Economics, Raw Materials Branch Federal Republic of Germany

This paper discusses the changing nature of reserve/consumption ratios, using data from Canadian operations and focus-sing particularly on copper.
Keywords: Mineral economics, Reserves, Consumption, Copper deposits, Production, Lead, Zinc.