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Navidad Group

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. Mineral occurrence model information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10049264
MRDS ID MX00538
Record type Site
Current site name Navidad Group

Geographic coordinates

Geographic coordinates: -112.36736, 27.35026 (WGS84)
Relative position 4.5 KM SE OF LUCIFER MINE.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Baja California Sur

Comments on the location information

  • ESTIMATED TO WITHIN 1 KM.

Commodities

Commodity Importance
Manganese Critical Primary

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 > Carbonate > Limestone
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Rock unit name Boleo Formation
    Rock description Boleo Formation

Nearby scientific data

(1) -112.36736, 27.35026
ListMap

Economic information

Comments on the geologic information

  • ASSOCIATED WITH COPPER ORE AT SOME LOCALITIES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Comments on the workings information

  • OPEN-CUTS, SHORT ADITS AND ROOM-AND-PILLAR STOPES.

Reference information

Bibliographic references

  • 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 PATCHES, VEINLETS AND IRREGULAR MASSES OF MN OXIDES OCCUR IN AT LEAST TWO HORIZONS IN TUFF MEMBERS OF THE BOLEO FM. MOST ORE BODIES LESS THAN 1 M THICK, TEND TO WEDGE OUT WITHIN 20 M. LOCALLY, A FOSSILIFEROUS TUFFACEOUS LIMESTONE MEMBER OF THE BOLEO IS IMPREGNATED WITH MN OXIDES AND CONTAINS MOLDS AND CASTS OF PELYCEPODS AND GASTROPODS REPLACED BY MN OXIDES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1988 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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