Reference | {Deposit:: COX, DENNIS P., AND BRIGGS, REGINALD P., 1973, METALLOGENIC MAP OF PUERTO RICO: U.S. GEOLOGICAL SURVEY, MISCELLANEOUS GEOLOGIC INVESTIGATIONS MAP I-721, ACCOMPANIED BY EXPLANATORY PAMPHLET, 6 P.}{Deposit:: LUDDEN, R.B., 1961, REPORT ON GEOLOGIC RECONNAISSANCE IN TEH CABO ROJO AND SAN GERMAN-SABANA GRANDE PERMIT AREA,PUERTO RICO: PHELPS DODGE PRIVATE REPORT ON FILE AT THE DEPARTMENT OF NATURAL RESOURCES, PUERTO RICO.}{Deposit:: LAMPAYA, J. A., 1984, EVALUACION MINERO-METALURGICA DE MINILLAS I: CONSULTANT ENGINEERS AND ASSOCIATES PRIVATE REPORTS I & II ON FILE AT THE DEPARTMENT OF NATURAL RESOURCES, PUERTO RICO.}{Deposit:: MITCHELL, R. C., 1954, A SURVEY OF THE GEOLOGY OF PUERTO RICO: PUERTO RICO UNIV., AGR. EXPT. STA. TECH. PAPER 13, 167 P.} |