Loma De Hierro

Prospect in Miranda, Venezuela with commodities Cobalt, Iron, Nickel
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Ore body information
  8. Economic information about the deposit and operations
  9. Mining district
  10. Mineral rights holdings
  11. Land status
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10254986
MAS/MILS ID 3070310004
Record type Site
Current site name Loma De Hierro

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -67.1245, 10.16776 (WGS84)
Elevation 750
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Miranda(province)

Venezuela(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Venezuela Miranda

Commodities

Commodity Importance
Cobalt Critical Tertiary
Iron Tertiary
Nickel Critical Primary

Nearby scientific data

Ore Body (1) -67.1245, 10.16776

Economic information

Ore body information

  • Thickness 6.4M
    Width 700M
    Area 600HA
    Depth to top 0M
    Field Value
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin METAMORPHISM
    Primary Ore Control BEDDING
    Secondary Ore Control CONTACT ZONE
    Strike And Dip N70E:
    Minimum Depth to Top 0
    Total Surface Area (HA) 600
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant Yes
Discovery year 1941

Mining district

District name Guaicaipururo

Mineral rights holdings

Type of mineral rights Minerals Only
Type of mineral rights State Lease

Land status

Ownership category State

Ownership information

  • Type Owner
    Owner Cofeminas (Jordex Of Canada)
    Interest 40
    Home office Venezuela
    Year 1991
    First year 1991
  • Type Owner
    Owner Anglo American Corp. (Amsa)
    Interest 10
    Year 1993
    First year 1993
  • Type Unknown
    Owner Minorco (The Parent Of Anglo American South America)
    Year 1995
    First year 1995
  • Type Owner
    Owner Corporacion Caracas
    Interest 50
    Home office Venezuela
    First year 1991

Reserves and resources

  • Type In-situ
    Estimate year 1993
    Indicated 25000000mt ore
    Demonstrated 25000000mt ore
    Total resources 25000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 1.8 wt-pct Nickel Major 1993

Comments on the reserve resource information

  • PRESENTLY THE RESERVES OF A FOURTH AREA ARE BEEN EVALUATED.

Reference information

Bibliographic references

  • Reserve-Resource

    "ANGLO AMERICAN BUYS INTO LOMA DE HEIRRO", LATIN AMERICAN

  • Reserve-Resource

    MINING LETTER (LAML), JUNE 7, 1993, P. 7.

  • Deposit

    SEPTEMBER 19, 1975: LAVIE, H., EVALUATION OF THE NIQUELIFERO

  • Deposit

    TERITES OF LOMA DE HIERRO [SPAN]: M.M.H., DIR. GEOL., VOL. 8

  • Deposit

    PP.199-214, 1967.

  • Deposit

    GRATEROL, M., 1967, PETROLOGICAL AND MINERALOGICAL RESEARCH

  • Deposit

    PERIDOTITES AND SERPENTINITES OF LOMA DE HIERRO [SPAN]: M.M.

  • Deposit

    DIR. GEOL., VOL. 8, NO. 16, PP. 215-225

General comments

Subject category Comment text
Deposit INITIAL DAVY MCKEE STUDY(1991) DETERMINED CAPITAL COST FOR A 1.7 MILLION MT/YR ORE OPERATION WITH PROCESSING PLANT IS ESTIMATED AT $250-300 MILLION. PRODUCTION IS PLANNED OVER THE NEXT 5-10 YEARS. METAL BULLETIN. AUGUST 29, 1991. NICKEL NEWS 8-1-92, $1.30 PER LB COST FOR NI PRODUCTION ANGLO AMERICAN ABOUT TO COMMIT TO SHARE OF PROJECT (ABOVE REF) PROPERTY 60 MILES SW OF CARACAS WILL PRODUCE IF DEVELOPED, 45M LB/YR FOR 20 YRS (N NEWS 8-12-92 6/24/95 NICKEL NEWS ESTIMATES PRODUCTION IN 1997-1998. COSTS ARE ESTIMATED BETWEEN $1.60 AND $1.70 PER LB (U.S>$ CASH COSTS)

Reporter information

Type Date Name Affiliation Comment
Reporter 25-SEP-96 Bleiwas, Donald U.S. Bureau of Mines

Beyond USGS

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