Mine detail: Minillas, San German

Previously called 'Quebrade Jicara'

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Location

Lat / long: 18.06039, -66.9967

Resource(M)

Primary: Zinc, Lead, Copper, Gold, Silver
Ore: Bornite, Chalcocite, Chalcopyrite, Copper, Gold, Malachite
Gangue: Calcite, Iron, Quartz
Orebody form: SINUOUS SHEAR / VEIN SYSTEM IN SPEPENTINITE
Discovery year: 1750

Production

Operation type: Unknown
Production size: Small
Development status: Occurrence

Geology

Host type:Carbonate,Andesite
Associated type:Andesite
Tectonic:Bermeja Complex
Alteration processes:Minor Sercite Marginal To Vein

References

MRDSW701135
DEP10085529
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.}
ReporterPaidakovich, Matthew E.