| Reference | {Deposit:: E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL PROCESSIN}{Deposit:: OPERATIONS, NEW YORK, 1978, P. 314.}{Deposit:: E/MJ, DECEMBER 1972, P. 68.}{Development:: INDUSTRIAL PENOLES 1981 ANNUAL REPORT}{Geology:: ECONOMIC GEOLOGY,LAS CUEVAS DEPOSIT}{Geology:: INDUSTRIAL MINERALS-FLUORSPAR,JUNE 1982}{Reserve-Resource:: MR. GILL MONTGOMERY, PERSONAL REF.} |