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  3. Mineral Resource Data System (MRDS)

Loma Hierro

Producer in Pinar Del Rio, Cuba with commodities Iron, Silver, Copper, Sulfur-Pyrite, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10061535
MRDS ID TC34440
Record type Site
Current site name Loma Hierro
Alternate or previous names Dora Francisco, Hierro

Geographic coordinates

Geographic coordinates: -84.21186, 22.42829 (WGS84)
Location accuracy 10000(meters)
Relative position 20 KM NE OF ARROYOS DE MANTUA

Site location context

Political divisions (FIPS codes)

Pinar Del Rio(province)

Cuba(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Cuba Pinar Del Rio

Commodities

Commodity Importance
Iron Primary
Silver Primary
Copper Secondary
Sulfur-Pyrite Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Goethite Ore
Pyrite Ore
Barite Gangue

Analytical data

Result ASSOCIATED ELEMENTS GE, GA. DRILL HOLE GRADES: 309 G/MT AG, 3.85 % ZN, 1.65% PB
Result 373.8 G/MT AG
Result 134.9 F/MT AG
Result 250 G/MT AG.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Mica Schist
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Esperanza Group;
    Rock description Esperanza Group;

Nearby scientific data

(1) -84.21186, 22.42829
ListMap

Economic information

Ore body information

  • General form LENSES, BLANKET
    Dip FLAT
    Thickness 8.2M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No

Ownership information

  • Type Operator
    Owner Holmer Gold Mines
    First year 1994

Reference information

Bibliographic references

  • Deposit

    SANTOS, E., PENALVER, L.L., KRIVTSOV, A.I., AND TIJOMIROV, V.A., EDS., 1988, MAPA DE YACIMIENTOS MINERALES METALICOS Y AGUAS MINERALES DE LA REPUBLICA DE CUBA: MINISTERIO DE LA INDUSTRIA BASICA, 1:500,000 SCALE, 5 SHEETS.

  • Deposit

    CHRISTIE, BRIAN, CANADIAN-LED EXPLORATION BOOM UNDER WAY IN CUBA: THE NORTHERN MINER, MARCH 27, 1995, V. 81, NO. 4, P. C-1 AND C-11.

  • Other Database

    CIMRI

  • Reserve-Resource

    SANTOS, ET.AL. (1988); CHRISTIE (1995).

General comments

Subject category Comment text
Deposit OXIDE SILVER DEPOSIT COINCIDENT WITH LIMONITE GOSSAN AND IP ANOMALY. DRILL HOLE THICKNESSES, 8.5, 3.9, 7-8 M IN AREA OF 150 BY 75 M.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1993 Page, Norman J. U.S. Geological Survey
Updater 01-NOV-1994 Page, Norman J. U.S. Geological Survey
Updater 01-APR-1995 Page, Norman J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site