| Reference | {Deposit:: LIBBEY, F. W., ET AL., 1942 , MANGANESE IN OREGON: ODGMI BULL. 17 , P. 51 .}{Deposit:: OREGON METAL MINES HANDBOOK, 1939 , ODGMI BULL. 14 - A, P. 51 .}{Deposit:: BROOKS, H.C., MCINTYRE, J.R., AND WALKER, G.W., 1976 GEOLOGIC MAP OF THE OREGON PART OF THE BAKER 1DEG BY 2DEG QUADRANGLE, ODGMI GMS-7, GEOL. MAP} |