Reference | {Deposit:: VON GRUENEWALDT, G., 1977, THE MINERAL RESOURCES OF THE BUSHVELD COMPLEX: MINERALS, SCIENCE AND ENGINEERING, V. 9, NO. 2, P. 83-95.}{Reserve-Resource:: DeYoung, J.H., Jr., Lee, M.P., and Lipin, B.R., 1984, International Strategic Minerals Inventory summary report - chromium: U.S. Geological Survey Circular 930-B, 41 p.} |