Mansfield Mine Group

Past Producer in Santa Cruz county in Arizona, United States with commodities Copper, Gold, Lead, Silver, Zinc
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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Ownership information
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10283443
MRDS ID M241330
MAS/MILS ID 0040230275
Record type Site
Current site name Mansfield Mine Group
Alternate or previous names Group Contained Patented Claims:, A C Sweet, Black Cap, Chalcocite,, Contention, Lost Horse, Hillside,, #2, North & South, Old Nick, R E, Bruner, Richmond, R M Bruner,, Skidoo #23, South Side, Sulphide,, Timberline, Trinidad, New Era,, New Era #2, Hornet, and Rupert., Unit, Az, Usbm Ofr Mla 11-94., Hobo, H C Bruner, Mansfield #1 &, Coronado Nf, Part 12, Santa Rita Mt
Related records 10046337

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -110.80068, 31.61683 (WGS84)
Elevation 1375
Location accuracy 100(meters)

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)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

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 021 S 015 E 10 S2S2 Arizona

Commodities

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

Nearby scientific data

Main Entrance (1) -110.80068, 31.61683

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 FISSURE VEIN
    Date of Last Modification 940930

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1879

Mining district

District name Wrightson

Land status

Ownership category National Forest

Ownership information

  • Type Unknown
    Owner Mansfield And Ryan; Gunsight Mg Co; Powers
    Year 1975
  • Type Unknown
    Owner Mansfield Mg And Smlt Co; Pierce; Laycock;
    Year 1975

Production statistics

  • Year 1951
    Period 1879-1951
    Description 1879-1951 19% Pb, 22 Oz/T Ag, 2% Cu, +Au 370 Tons
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Silver Silver 621g/mt
    Major Lead Lead 19wt-pct
    Minor Copper Copper 2wt-pct

Reference information

Bibliographic references

  • Deposit

    KEITH S B 1975 AZBM BULL 191 P 90

  • Deposit

    USBM FIELD NOTES CU38

  • Deposit

    AZBM CARD FILE SANTA CRUZ CTY

  • Deposit

    SCHRADER F C 1915 USGS 582 P226-229

  • Deposit

    W H WEED, 1918, THE MINES HANDBOOK, V. XIII, P. 500 & 502.

Reporter information

Type Date Name Affiliation Comment
Reporter 30-SEP-94 ADMR U.S. Bureau of Mines

Beyond USGS

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

External references

Authoritative Arizona resources

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