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Jefferson Mine

Producer in Santa Cruz county in Arizona, United States with commodities Lead, Silver, Copper, Gold, Zinc
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10046333
MRDS ID M241270
Record type Site
Current site name Jefferson Mine
Alternate or previous names Jefferson Tunnel
Related records 10234635

Geographic coordinates

Geographic coordinates: -110.8579, 31.59846 (WGS84)
Elevation 1585
Relative position .5 MILES NE OF SALERO MTN. (ELV. 5494)

Site location context

Political divisions (FIPS codes)

Santa Cruz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Patagonia(quadrangle 1:24,000 scale)

Fort Huachuca(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Santa Cruz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 021S 014E 13 SE OF SE Arizona

Comments on the location information

  • SOUTH SIDE OF TRENTON GULCH, 1/4 MILE SE OF TRENTON MINE ; INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Lead Primary
Silver Primary
Copper Secondary
Gold Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Sphalerite Ore
Barite Gangue
Hematite Gangue
Quartz Gangue

Alteration

  • (Local) Surface Oxidation To Depths Of 100 Ft.

Analytical data

Result 1923 TO 1928 ORE VALUES AVERAGED 0.4% CU, 5 OZ/TON AG, 5% ZN, 15% PB, MINOR AU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Josephine Canyon Diorite
    Rock description Josephine Canyon Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -110.8579, 31.59846
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Vertical Or Steeply Southward Dipping Quartz Veins In Diorite And Granite Porphyry
Type of structure Local
Structure description Hanging Wall And Footwall Of Dike Are Composed Of Granite Porphyry On Upper Levels Of Mine And Diorite On Lower Levels

Ore body information

  • General form TABULAR
    Strike S 80 E
    Dip 85 S
    Length 304.8M
    Width 15.24M
  • General form TABULAR
    Dip 85 S

Controls for ore emplacement

  • Footwall And Hanging Wall Of The Dike, Quartz Seams

Comments on the geologic information

  • LEAD AND ZINC CARBONATES FOUND IN OXIDATION ZONE; BELOW 100 FT GALENA AND SPHALERITE ARE ENCOUNTERED; MINERALIZATION OCCURS EITHER NEXT TO FOOTWALL OR HANGING WALL OF DIKE

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1922
Year of last production 1950

Mining district

District name Salero District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Phil Snyder
    First year 1950
  • Type Owner
    Owner Mrs Jane Bouldin ; R. R. Hansen And Associates
    First year 1954

Workings at the site

  • Type of workings Surface/Underground
    Length 243.84M
    Overall depth 60.96M
    Overall length 178.31M

Comments on the workings information

  • 2 SHAFTS: ONE 200 FT DEEP, THE OTHER 75 FT DEEP; TWO MAJOR TUNNELS: UPPER TUNNEL 250 FT LONG, ORE STOPED ABOVE AND BELOW THE TUNNEL; THE LOWER TUNNEL IS 275 FT LONG; 12 TO 15 OPEN CUTS ON THE SURFACE. VARYING IN DEPTHS FROM 2-8 FT

Comments on development

  • OTHER PASTOPERATORS INCLUDE: SNYDER AND NUTTLES (1945-1949), BOULDIN (1944), JEFFERSON MINES INC. (1943), MILLER (1942), NEWMAN (1941), MORENO (1939), FULK (1936), HENDERSON (1928), FRANK AUBREY (1927), KRUSE (1923), CURTIS AND STEINFELD (1915)

Reference information

Bibliographic references

  • Deposit

    USBM-ABGMT PRODUCTION FILE DATA

  • Deposit

    USBM FILE DATA - CLUSTER #109, JEFFERSON MINE

  • Deposit

    ABGMT CLIPPINGS FILE DATA, JEFFERSON GROUP OF CLAIMS

  • Deposit

    ADMR FILE DATA, JEFFERSON MINE

  • Deposit

    ARIZ BUR MINES BULL 191, P. 86

  • Deposit

    ABGMT FILES, STANTON B. KEITH

  • Deposit

    USGS BULL 582, P. 209

  • Deposit

    USGS MAP I-614

  • Deposit

    USGS PP 748, P. 9-11

General comments

Subject category Comment text
Deposit ORE FOUND IN A WIDE AND WELL DEFINED DIKE WHICH VARIES IN WIDTH FROM 12 TO 50 FT; DIKE IS ABOUT 3000 FT LONG AND 15 MINERALIZED ON JEFFERSON PROPERTY FOR LENGTH OF ABOUT 1000 FT AND ON TRENTON PROPERTY FOR ABOUT SAME LENGTH MINERALIZED PORTIONS OF DIKE VARY IN WIDTH FROM 2-12 FT, AND IN LENGTH FROM 5-100 FT
Deposit INCLUDED IN BACA FLOAT MINERAL SEGREGATION WHICH CONSISTS OF JEFFERSON, ALTO, BLAND, VICEROY, TRENTON, MONTEZUMA, ROYAL BLUE, EUREKA, AND 8 LESS PROMINENT MINES; OWNED BY R.R. HANSEN ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1982 Laraba, Peter H. (Calder, Susan) Arizona Bureau of Geology and Mineral Technology

Beyond USGS

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

External references

Maps centered on this site

Authoritative Arizona resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.