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Los Cinco Hermanos Incline Shaft

Occurrence in Baja California, Mexico with commodity Tungsten
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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. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10049205
MRDS ID MX00462
Record type Site
Current site name Los Cinco Hermanos Incline Shaft
Related records 10255005

Geographic coordinates

Geographic coordinates: -115.90943, 32.23425 (WGS84)
Relative position SNALL SHAFT AND INCLINE SHAFT ABOUT 100 METERS S OF LARGE MARBLE-TACTITE BED AT THE NORTH END OF LOS CINCO HERMANOS CLAIM.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

El Centro(quadrangle 1:250,000 scale)

Geographic areas

Country State
Mexico Baja California

Comments on the location information

  • ESTIMATE TO WITHIN 1.0 KM.

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore

Analytical data

Result AVERAGE WO3 CONTENT PROBABLY LESS THAN 0.3%

Mineral occurrence model information

Model code 42
USGS model code 14a
Deposit model name W skarn

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Hornfels
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble

Nearby scientific data

(1) -115.90943, 32.23425
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Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Sierra De Juarez/Cerro El Topo

Comments on the workings information

  • SMALL SHAFT.

Comments on development

  • A FEW TONS OF LOW-GRADE ORE WERE SORTED OUT DURING EXPLORATORY WORK.

Reference information

Bibliographic references

  • Deposit

    FRIES, CARL, JR., AND SCHMITTER, EDUARDO, 1945, SCHEELITE DEPOSITS IN THE NORTHERN PART OF THE SIERRA DE JUAREZ, NORTHERN TERRITORY, LOWER CALIFORNIA, MEXICO: U.S. GEOLOGICAL SURVEY BULLETIN 946-C, P. 99, PLATE 26

General comments

Subject category Comment text
Deposit SHAFT NEAR CENTER OF MARBLE BED EXPOSED NARROW ZONE CONTAINING MINOR SCHEELITE. MARBLE BED 180 M LONG BY 20 M WIDE, FLANKED BY HORNFELS EXCEPT ALONG EAST SIDE WHERE IT IS IN CONTACT WITH LARGE BODY OF QUARTZ DIORITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1987 Leonard, Kenneth R. (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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