| Reference | {Deposit:: US BUREAU OF MINES STAFF,REG V,1,1954,INFO CIRCULAR 7688,P.3}{Deposit:: MUKHERJEE,N,1968,COLO.SCHOOL OF MINES UNPUB PHD THESIS APPEN}{Deposit:: GRUNWALD,R.1970,SO.DAK.SCHOOL OF MINES,UNPUB PHD THESIS,APPE}{Deposit:: SHAPIRO & GRIES,1970,USGS HEAVY METALS PROGRAM CONTRACT #14-}{Deposit:: -10650,P.111} |