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Silver Spar Prospect

Past Producer in Graham county in Arizona, United States with commodities Copper, Silver, Lead, Antimony
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10027030
MRDS ID M001754
Record type Site
Current site name Silver Spar Prospect
Related records 10186320

Geographic coordinates

Geographic coordinates: -110.36624, 33.01704 (WGS84)
Elevation 2073
Relative position 4 MILES N OF ARAVAIPA

Site location context

Political divisions (FIPS codes)

Graham(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Turnbull(quadrangle 1:24,000 scale)

Globe(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Graham

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 005S 019E 12 Arizona

Comments on the location information

  • ON THE WEST SIDE OF STANLEY BUTTE, NEAR THE SUMMIT

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Lead Tertiary
Antimony Critical Tertiary

Materials information

Materials Type of material
Bornite Ore
Malachite Ore
Barite Gangue
Fluorite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -110.36624, 33.01704
ListMap

Economic information

Ore body information

  • General form IRREGULAR SEAMS, DISCONTINUOUS

Economic information about the deposit and operations

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

Comments on the production information

  • USBM-ABGMT FILE DATA SHOWS ONLY 1 YEAR OF PRODUCTION REPORTED (1950), WHEN 4 TONS OF ORE WAS SHIPPED OUT BY J.W. DONOWICK.

Comments on the workings information

  • SHORT TUNNEL, SHALLOW SHAFT, AND OPEN CUTS.

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey
Updater 01-FEB-1982 Laraba, Peter (Gest, Don E.) U.S. Geological Survey

Beyond USGS

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

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.