Mine detail: Borinquen

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Location: Puerto Rico, United States, Caribbean
Lat / long: 18.16733, -66.03278
dep_id: 10023031
mrds_id: GEM1111
Commodity type: metallic
Major mineral: Copper
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Chalcopyrite
gangue: Magnetite
other_matl: Pyrite
orebody_fm: EAST - WEST MAGNETIC ANOMALY
model: 59: Skarn Cu
alteration: Garnet, Epidote
ore_ctrl: Adjacent Of Stock, Partly Covered By Young Gravels
Reporter: Mckelvey, G.E.
hrock_type: Volcanic Rock (Aphanitic),Tuff
arock_unit: Caguas
arock_type: Diorite
disc_yr: 1963
discr: A.D.Fraser,
References:
  • Deposit:: BERGEY, W.R., 1963, REPORT ON THE BORINQUEN AEROMAGNETIC AREA: A.D. FRASER PRIVATE REPORT ON FILE AT THE DEPARTMENT OF NATURAL RESOURCES, PUERTO RICO.
  • Deposit:: FLINT, D., 1965, FREEPORT EXPLORATION COMPANY, PUERTO RICO COPPER EXPLORATION, MAY 29, 1964 THROUGH DECEMBER 4, 1964, FINAL REPORT: FREEPORT EXPLORATION COMPANY PRIVATE REPORT ON FILE AT THE DEPARTMENT OF NATURAL RESOURCES, PUERTO RICO.
  • Deposit:: FREEPORT DRILLED TWO HOLES UNDER STRONG MAGNETIC HIGH = DISSEMENTATED MAGNETITE IN AMPHIBOLIT
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