Farallon Negro

Producer in Bahamas, the with commodities Gold, Manganese, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10230070
MAS/MILS ID 2360000001
Record type Site
Current site name Farallon Negro

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -66.74944, -27.41416 (WGS84)
Elevation 2600
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Bahamas, the(country)

Geographic areas

Country
Bahamas, the

Commodities

Commodity Importance
Gold Secondary
Manganese Critical Primary
Silver Secondary

Materials information

Materials Type of material
Ankerite Unknown
Aragonite Unknown
Calcite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Jasper Unknown
Psilomelane Unknown
Pyrolusite Unknown
Quartz Unknown
Rhodochrosite Unknown
Silver Unknown

Nearby scientific data

Ore Body (1) -66.74944, -27.41416

Economic information

Ore body information

  • Strike N45E
    Dip 75N
    Thickness 10M
    Length 1700M
    Depth to top 200M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Strike And Dip N45E:75N
    Date of Last Modification 960620
  • Area 100HA
    Field Value
    Total Surface Area (HA) 100
    Date of Last Modification 960620

Economic information about the deposit and operations

Operation type Well
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1938
Year of first production 1980

Mining district

District name Catamarca Province

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Yacimientos Mineros De Aguas De Dionisio (YMAD)
    Interest 100
    Home office Av. Cordoba 2080, Buenos Aires. Tel. 48-6894
    Year 1978

Workings at the site

  • Type of workings Underground
    Length 8500M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method HORIZ CUT & FILL W/WASTE ROCK 10-60
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    Length of Inclines (m) 225
    Number of Inclines 2
    1st Condition of Workings UNKNOWN
    Capacity 364
    Capacity Units MT ORE/DAY
    Unit Production Cost 4.23
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 2
    Year of Information 1981

Reference information

Bibliographic references

  • Reserve-Resource

    AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUN 93,P. 43.

  • Deposit

    ENGINEERING AND MINING JOURNAL, IN LATIN AMERICA:

  • Deposit

    ARGENTINA: V. 179, NO. 3, 1978, P. 243.

  • Deposit

    MINING MAGAZINE, ARGENTINE MINING PLANS: V. 138, NO. 2,

  • Deposit

    1978, P. 143.

  • Deposit

    ENGINEERING AND MINING JOURNAL, THIS MONTH IN MINING: NEW

  • Deposit

    AND EXPANDING MINES AND PLANTS: V. 179, NO. 3, 1978,

  • Deposit

    P. 39.

  • Deposit

    BOWEN, R., AND GUNATILAKA, A., 1977, COPPER: ITS GEOLOGY

  • Deposit

    AND ECONOMICS: NEW YORK, JOHN WILEY AND SONS, INC.,

  • Deposit

    CORETLEZZI, CESAR., LOS YACIMIENTOS DE MANGANESO DE LA

  • Deposit

    REPUBLICA ARGENTINA, II CONGRESO IBERO-AMERICAO DE

  • Deposit

    GEOLOGICA ECONOMICA, BUENOS AIRES, ARGENTINA, 1975,

  • Deposit

    PP. 215-235.

  • Deposit

    NATIONAL MATERIALS ADVISORY BOARD, MANGANESE RESERVES AND

  • Deposit

    RESOURCES OF THE WORLD AND THEIR INDUSTRIAL

  • Deposit

    APPLICATIONS. WASHINGTON, 1981, P. 273.

  • Deposit

    MINING MAGAZINE, AUG 1981, PP 75-77

  • Deposit

    "THE FARALLON NEGRO DEPOSIT, ARGENTINA"

  • Deposit

    GOLDER ASSOCIATES PROFILE REPORT. FARALLON NEGRO, NOV. 1981.

  • Deposit

    COPY ON FILE AT U. S. BUREAU OF MINES MINERALS AVAILABILITY

  • Deposit

    FIELD OFFICE, DENVER, CO 80225.

General comments

Subject category Comment text
Deposit NO DATA AVAILABLE SINCE 1981. MANGANESE IS PRODUCED AS A MINOR BYPRODUCT WITH GOLD AND SILVER.

Reporter information

Type Date Name Affiliation Comment
Reporter 28-AUG-96 Eastern Field Operations Center (EFOC) U.S. Bureau of Mines

Beyond USGS

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