Wolf Claim

Past Producer in Guanacaste, Costa Rica with commodity Manganese
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Economic information about the deposit and operations
  12. Mining district
  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 10007833
MRDS ID CS00056
Record type Site
Current site name Wolf Claim
Alternate or previous names Morro Hermosa Area

Geographic coordinates

Geographic coordinates: -85.86108, 10.35663 (WGS84)
Elevation 15

Site location context

Political divisions (FIPS codes)

Guanacaste(province)

Costa Rica(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Costa Rica Guanacaste

Comments on the location information

  • IN THE VICINITY OF GIRON'S FARM, 800 M E OF MORRO HERMOSO. ACCORDING TO ROBERTS (1944), THIS DEPOSIT IS THE ONE DESCRIBED FROM THE MORRO HERMOSO AREA IN SEARS (1919).

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Wad Ore

Alteration

  • (Local) Silicification

Mineral occurrence model information

Model code 97
USGS model code 24c
Deposit model name Volcanogenic Mn

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale

Nearby scientific data

(1) -85.86108, 10.35663

Economic information

Comments on the geologic information

  • SEDIMENTARY ROCK UNITS DIP 30 SW.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of last production 1917

Mining district

District name Santa Rosa District

Ownership information

  • Type Owner
    Owner La Compania Rotheburg

Comments on the production information

  • SMALL AMOUNT OF ORE MINED; GRADE GENERALLY VERY LOW. SOME ORE SAID TO HAVE BEEN SHIPPED IN 1917.

Comments on the reserve resource information

  • LITTLE ORE EXPOSED IN WORKINGS.

Workings at the site

  • Type of workings Surface/Underground
    Length 30M

Comments on the workings information

  • 15-M-LONG TRENCH WITH A 3-M-DEEP SHAFT NEAR THE SOUTH END; SEVERAL SMALL PITS.

Reference information

Bibliographic references

  • Deposit

    SEARS, J. D., 1919, DEPOSITS OF MANGANESE ORE IN COSTA RICA: U.S. GEOL. SURV. BULL. 710-C, P. 72.

  • Deposit

    ROBERTS, R. J., 1944, MANGANESE DEPOSITS IN COSTA RICA: U.S. GEOL. SURV. BULL. 935-H, P. 399-400.

  • Deposit

    U.S. GEOLOGICAL SURVEY, DIRECCION GENERAL DE GEOLOGIA, MINAS E HIDROCARBUROS, UNIVERSIDAD DE COSTA RICA, 1987, MINERAL RESOURCE ASSESSMENT OF THE REPUBLIC OF COSTA RICA: U.S. GEOLOGICAL SURVEY MISCELLANEOUS INVESTIGATION SERIES MAP I-1865, 75 P.

  • Production

    SEARS (1919), ROBERTS (1944)

General comments

Subject category Comment text
Deposit WAD AND HARD MN OXIDE NODULES IN CLAY FROM WEATHERED HOST ROCK. ORE ZONE PARALLELS BEDDING.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1986 Howe, Stephen S. U.S. Geological Survey PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD
Editor 27-APR-1995 Mosier, Dan U.S. Geological Survey

Beyond USGS

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