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Unnamed Prospect

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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10049203
MRDS ID MX00459
Record type Site
Current site name Unnamed Prospect
Related records 10205989

Geographic coordinates

Geographic coordinates: -115.92749, 32.25091 (WGS84)
Relative position AREA IMMEDIATELY N OF EL TOPO NUMERO TRES 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 WO3 CONTENT PROBABLY LESS THAN 0.4%.

Mineral occurrence model information

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

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble

Nearby scientific data

(1) -115.92749, 32.25091
ListMap

Economic information

Ore body information

  • Strike WNW
    Dip 60 S

Comments on the geologic information

  • MARBLE BED STRIKES WNW AND DIPS ABOUT 60 S. TRACES OF SCHEELITE OCCUR IN SEVERAL NARROW ZONES OF TACTITE IN AND NEAR THE MARBLE.

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

  • THREE SHALLOW PITS AND ONE 3-METER DEEP SHAFT.

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 SCHEELITE-BEARING ZONE 0.4 M WIDE IN SLIGHTLY WIDER ZONE OF TACTITE BETWEEN MARBLE AND UNDERLYING SCHIST AND HORNFELS.

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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