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  3. Mineral Resource Data System (MRDS)

Rock Ledge Mine

Occurrence in Maricopa county in Arizona, United States with commodities Copper, Silver, Gold
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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. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10027305
MRDS ID M002787
Record type Site
Current site name Rock Ledge Mine
Alternate or previous names Grays Gulch Mine

Geographic coordinates

Geographic coordinates: -111.93184, 33.98978 (WGS84)

Site location context

Political divisions (FIPS codes)

Maricopa(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

New River Mesa(quadrangle 1:24,000 scale)

Theodore Roosevelt Lake(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Salt(hydrologic unit)

Salt(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Tonto 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 Maricopa

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008N 004E 34 Arizona

Comments on the location information

  • UNSURVEYED AREA INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Copper Primary
Silver Primary
Gold Primary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Malachite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -111.93184, 33.98978
ListMap

Economic information

Ore body information

  • General form LENSES
    Strike N60E
    Dip VERTICAL
    Length 18.29M
    Width 9.14M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Grays Gulch District

Land status

Ownership category National Forest

Comments on the production information

  • NO PRODUCTION TO NOV. 1948. 8-10 T. SORTED ORE ON DUMP

Comments on the workings information

  • 2 SHAFTS (72 FEET AND 50 FEET) AND TUNNEL (330 FEET)

Comments on development

  • 4 CLAIMS; FORMER OWNERS AND OPERATORS INCLUDE H.N. JANES, E.S. BUTLER, OSCAR LONG, H.H. BROWN, GRAY LEDGE MINING CO.

Reference information

Bibliographic references

  • Deposit

    U.S.B.M. CARD FILE

General comments

Subject category Comment text
Deposit NO FURTHER INFORMATION FOUND. (1981) ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-JAN-1981 Harner, Joy L. (Peterson, Jo) U.S. Geological Survey
Updater 12-MAY-1994 Orris, Greta J. 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.