Commodities
PrimaryCopper, Silver
Commodity typeM
Deposit
Deposit typeBreccia-Filling
Model85: Polymetallic veins
Deposit sizeN
Ore controlThe Andesite Is Highly Fractured, And Presumably The Disposition Of The Ore Has Been At Least Partially Conditioned By These Fractures. The Richest Concentrations Of Ore Occur Where Fractures Intersect.
Materials
Ore mineralsBornite, Chalcocite, Chalcopyrite, Pyrite
Geology
Host rockAndesite · Avispa Formation
Associated rockAndesite
Economic & production
Development statusOccurrence
Identification
Deposit ID10085438
MRDS IDW701029
RegionCR
Data scoreB
Coordinates18.28955, -66.43363
References
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.MITCHELL, R.C., 1954, A SURVEY OF THE GEOLOGY OF PUERTO RICO: PUERTO RICO UNIV., AGR. EXPT. STA. TECH. PAPER 13, P. 107-8.BRIGGS, R. P., 1969, CHANGES IN STRATIGRAPHIC NOMENCLATURE IN THE CRETACEOUS SYSTEM, EAST-CENTRAL PUERTO RICO: U.S. GEOLOGICAL SURVEY BULL. 1274-O, 31 P.COLONY, R. J., AND MEYERHOFF, H. A., 1928, THE COPPER PROSPECT AT BARRIO PASTO, PORTO RICO: ECON. GEOL., 23 (5), P. 515-527.BERRYHILL, H. L., JR., 1965, GEOLOGY OF THE CIALES QUADRANGLE, PUERTO RICO: U.S. GEOLOGICAL SURVEY BULL. 1184, 116 P.