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San Cristobal Deposit

Occurrence in Grant county in New Mexico, United States with commodity Fluorine-Fluorite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10013588
MRDS ID D009973
Record type Site
Current site name San Cristobal Deposit
Related records 10125815

Geographic coordinates

Geographic coordinates: -108.40534, 32.81261 (WGS84)
Elevation 1783
Relative position 8 MI N65W FROM SILVER CITY, NM.

Site location context

Political divisions (FIPS codes)

Grant(county)

New Mexico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Circle Mesa(quadrangle 1:24,000 scale)

Silver City(quadrangle 1:100,000 scale)

Silver City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Gila-Mangas(hydrologic unit)

Upper Gila(hydrologic accounting unit)

Upper Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States New Mexico Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 017S 015W 21 W2 New Mexico

Comments on the location information

  • DEPOSIT CAN BE REACHED BY TRAVELING 4.8 MI UP FLEMING CANYON, LEAVING US 260 AT A POINT 12 MI WEST OF SILVER CITY.

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Fluorite Ore

Analytical data

Result A SAMPLE OF HAND-SORTED STOCKPILED ORE CONTAINED 92.1% CAFZ, 4.8% S10, AND 0.1% BAS04.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -108.40534, 32.81261
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Nnw Trending Fault

Ore body information

  • General form TABULAR
    Strike SAN CRISTOBAL VEIN, N36W; LONE SPAR VEIN, N-5
    Dip SAN CRISTOBAL VEIN, 73 SW; LONG SPAR VEIN, VERT.
  • General form TABULAR
    Strike SAN CRISTOBAL VEIN, N36W; LONE SPAR VEIN, N-5
    Dip SAN CRISTOBAL VEIN, 73 SW; LONG SPAR VEIN, VERT.

Controls for ore emplacement

  • Faulted Contact Between Granite And Pegmatite

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No
Discovery year 1951
Discoverer Martin Tapia
Year of first production 1953
Year of last production 1953

Mining district

District name Fleming Mining District

Ownership information

  • Type Owner-Operator
    Owner Martin Tapia
    First year 1953

Comments on the workings information

  • A 30 FT SHAFT, ON THE SAN CRISTOBAL VEIN EXPOSES AN 8 IN VEIN ON THE HANGING WALL AND A 10 IN VEIN ON THE FOOTWALL, SEPARATED BY 22 IN OF GRANITE. ABOUT 120 FT NW FROM THE SHAFT, A 50 FT LONG BY 2 TO 3 FT DEEP TRENCH EXPOSES 8 IN OF FLUORSPAR STRINGERS. ABOUT 30 FT NORTH OF THE LONG TRENCH, A 20 FT SHALLOW TRENCH EXPOSES STRINGERS TOTALING 6 IN OF FLUORSPAR. A NORTH-TRENDING VEIN (2000 FT NNE OF THE SAN CRISTOBAL SHAFT) CALLED THE LONE SPAR VEIN WAS WORKED BY A 30 FT SHAFT.

Reference information

Bibliographic references

  • Deposit

    WILLIAMS, FE, 1966, USBM INF CIRC 8307, P. 38-39

  • Production

    WILLIAMS, FE, 1966, P. 38.

General comments

Subject category Comment text
Deposit FLUORITE IS WHITE TO PALE GREEN AND GRANULAR TO COARSELY CUBIC CRYSTALLINE, FILLING FISSURES IN A PEGMATITE-GRANITE CONTACT ZONE. THE FOOTWALL IS PEGMATITE; THE HANGING WALL IS GRANITE. ORE BREAKS CLEANLY FROM THE WALL ROCK.
Deposit THIS RECORD CONTAINS DATA FROM RECORD D011749 BY RON WORL WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1983 Haug, Jerry L. (Worl, Ronald G.) U.S. Geological Survey
Updater 01-AUG-1984 Seanor, Clint E. (Worl, Ron) U.S. Geological Survey

Beyond USGS

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

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