| Reference | {Deposit:: COBB, EDWARD C., 1975, TUNGSTEN OCCURRENCES IN ALASKA, USGS MAP, MR-66.}{Deposit:: WHITE, M. G., 1952, RADIOACTIVITY OF SELECTED ROCKS AND PLACER CONCENTRATES FROM NORTHEASTERN ALASKA: USGS CIRC. 195, 12 P.}{Deposit:: COBB, EDWARD H., 1972, METALLIC MINERAL RESOURCES MAP OF THE BETTLES QUADRANGLE, ALASKA: USGS MISC. FIELD STUDIES MAP, MR-387.} |