| Reference | {Deposit:: COBB, EDWARD H., 1975, TUNGSTEN OCCURRENCES IN ALASKA, USGS MAP, MR-66.}{Deposit:: CADY, W. M., WALLACE, R. E., HOARE, J. M., AND WEBBER, E. J., 1955, THE CENTRAL KUSKOKWIM REGION, ALASKA: USGS PROF. PAPER 268, 132 P.}{Deposit:: COBB, EDWARD H., 1972, METALLIC MINERAL RESOURCES MAP OF THE IDITAROD QUADRANGLE, ALASKA: USGS MISC. FIELD STUDIES MAP, MF-363.}{Deposit:: COBB, EDWARD H., 1976, SUMMARY OF REFERENCES TO MINERAL OCCURRENCES (OTHER THAN MINERAL FUELS AND CONSTRUCTION MATERIALS) IN THE IDITAROD AND OPHIR QUADRANGLES, ALASKA: USGS OPEN FILE REPT. 76-576.} |