| Reference | {Deposit:: Brooks, A.H., 1925, Alask* mineral resources and production, 1923: U.S. Geological Survey Bulletin 773, p. 3-52.}{Deposit:: Mayfield, C.F. and Grybeck, D., 1978, Mineral occurrences and resource map of the Ambler river quadrangle, Alaska: U.S. Geological Survey Open-File Report 78-120I, 1 sheet, scale 1:250,000.} |