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  3. Mineral Resource Data System (MRDS)

Boston Group

Past Producer in Santiago De Cuba, Cuba with commodity Manganese
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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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10061239
MRDS ID TC34097
Record type Site
Current site name Boston Group
Alternate or previous names Includes Boston Mine, Pilar Mine, And Edelmira Prospect All On Same Deposit

Geographic coordinates

Geographic coordinates: -75.71414, 20.11088 (WGS84)
Location accuracy 10000(meters)
Relative position 3.5 KM E OF EL CRISTO

Site location context

Political divisions (FIPS codes)

Santiago De Cuba(province)

Cuba(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Cuba Santiago De Cuba

Comments on the location information

  • WAS IN OLD ORIENTE PROVINCE

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Psilomelane Ore
Pyrolusite Ore

Mineral occurrence model information

Model code 99
USGS model code 24c.2
Deposit model name Volcanogenic Mn, Cuban

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Rock unit name El Cobre Group
    Rock description El Cobre Group
    Stratigraphic age (youngest) Eocene

Nearby scientific data

(1) -75.71414, 20.11088
ListMap

Economic information

Ore body information

  • General form BED, LENS
    Strike NE-NW
    Dip 0-60N
    Thickness 2M
    Length 45M
    Width 40M
  • General form BED, LENS
    Dip 0-60N
    Thickness 2M
    Length 40M
    Width 40M
  • General form BED, LENS
    Dip 0-60N
    Thickness 1.5M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1885

Mining district

District name El Cristo - Boston Group

Production statistics

  • Year 1945
    Period 1942-1945
    Material ORE (1)
    Description Cp_Grade: ^44-46% Mn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Manganese Manganese 45wt-pct

Comments on the production information

  • OLDEST PRODUCER IN CUBA; ORE (1) BOSTON MINE, ORE (2) PILLAR MINES, PRODUCTION NOT KNOWN. SIZE AND EXTENT SUGGEST ESTIMATE OF CUMMULATIVE PRODUCTION MAY BE HIGH.

Comments on the reserve resource information

  • SEVERAL THOUSAND TONS IN BOSTON MINE AT 20-30% MN; PILLAR RESERVES SMALL; EDELMIRA SECTION CONTAINS 15-20% MN AND MAY HAVE A FAIR RESERVE.

Comments on the workings information

  • OLD WORKINGS, MAINLY PITS, 1942-1945 MAINLY UNDERGROUND.

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

    SIMONS, F.S., AND STRACZEK, J.A., 1958, GEOLOGY OF THE MANGANESE DEPOSITS OF CUBA: U.S. GEOLOGICAL SURVEY BULLETIN 1057, P. 158-163.

  • Other Database

    CIMRI

  • Production

    SIMONS AND STRACZEK (1958)

General comments

Subject category Comment text
Deposit ON NORTH LIMB OF E TRENDING ANTICLINE, ASSOCIATED WITH LARGE LENS OF JASPER (450 X 150 X 12M); (1) BOSTON MINE, EAST ORE BODY; (2) BOSTON MINE, WEST ORE BODY; (3) EDELMIRA PROSPECT; PILLAR, MAINLY RESIDUAL ORE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1992 Page, Norman J. U.S. Geological Survey

Beyond USGS

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

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