| Reference | {Deposit:: COBB, EDWARD H., 1975, TUNGSTEN OCCURRENCES IN ALASKA, USGS MAP, MR-66.}{Deposit:: MERTIE, J. B., JR., 1936, MINERAL DEPOSITS OF THE RUBY-KUSKOKWIM REGION, ALASKA: USGS BULL. 864-C, P. 115-255.}{Deposit:: COBB, EDWARD H., 1972, METALLIC MINERAL RESOURCES MAP OF THE MEDFRA QUADRANGLE, ALASKA: USGS MISC. FIELD STUDIES MAP, MF-365.} |