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Guadalupe

Occurrence in Baja California Sur, Mexico 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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10092727
MRDS ID MX00499
Record type Site
Current site name Guadalupe

Geographic coordinates

Geographic coordinates: -111.84873, 26.81889 (WGS84)
Relative position W PART OF PUNTA CONCEPCION; 5.5 KM SW OF EL GAVILAN, 15 KM SE OF MULEGE.

Site location context

Political divisions (FIPS codes)

Baja California Sur(province)

Mexico(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Baja California Sur

Comments on the location information

  • ESTIMATED TO NEAREST 5 SECONDS.

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Manganite Ore
Psilomelane Ore
Pyrolusite Ore
Rhodonite Ore
Wad Ore
Calcite Gangue
Chalcedony Gangue
Gypsum Gangue
Quartz Gangue

Analytical data

Result LOW GRADE MN OXIDES IMPREGNATING ANDESITE: 7.21% MN
Result HIGH GRADE PSILOMELANE ORE: 57.42% MN
Result AVERAGE OVERALL GRADE: 20% MN
Result CONCENTRATIONS OF PSILOMELANE ORE GRADING MORE THAN 36.33% MN VERY RARE.

Mineral occurrence model information

Model code 156
USGS model code 25g
Deposit model name Epithermal Mn

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -111.84873, 26.81889
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Economic information

Controls for ore emplacement

  • Intersections Of Two Vein Systems.

Comments on the geologic information

  • COUNTRY ROCK: HORNBLENDE ANDESITE INTRUDED BY PYROXENE ANDESITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Punta Concepcion/Mulege

Reserves and resources

  • Type In-situ
    Estimate year 1956
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 7.21 wt-pct Manganese Major 1956

Comments on the reserve resource information

  • OXIDE ORE MIXED WITH SOME IMPURITIES.

Reference information

Bibliographic references

  • Deposit

    GONZALEZ R., J., 1956, LOS YACIMIENTOS DE EL GAVILAN, LA AZTECA Y GUADALUPE, BAJA CALIFORNIA, MEXICO IN GONZALEZ R., J., (ED.), 1956, SYMPOSIUM SOBRE YACIMIENTOS DE MANGANESO, TOMO III: CONGRESO GEOLOGICO INTERNACIONAL, XX, MEXICO, 1956, P. 79-96.

  • Deposit

    TRASK, P.D. AND RODRIGUEZ C., J. JR., 1948, MANGANESE DEPOSITS OF MEXICO: U.S.G.S. BULLETIN 954-F, P. 228-238, 293-295, TABLE 17.

General comments

Subject category Comment text
Deposit TWO SYSTEMS OF VEINS CUTTING ALTERED AND BRECCIATED ANDESITES. PRINCIPAL VEINS: NW STRIKING WITH VAR. DIP, 0.2-0.75 M WIDE, INTERSECTED BY EW STRIKING SYSTEM. MAJOR ORE CONCENTRATIONS AT INTERSECTIONS. CELLULAR-STRUCTURED ORE CONTAINS PSILOMELANE, PYROLUSITE, MANGANITE AND WAD. MINOR AMOUNTS OF BUSTAMITE AND RHODONITE PRESENT. ABUNDANT QUARTZ, CA-SULFATES AND CARBONATES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1988 Leonard, Kenneth R. (Page, Norman J.) U.S. Geological Survey
Updater 01-MAY-1988 Leonard, Kenneth R. U.S. Geological Survey

Beyond USGS

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

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