1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Quartz Ledge

Past Producer in Gila county in Arizona, United States with commodities Fluorine-Fluorite, Gold, Silver
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10060274
MRDS ID TC10278
Record type Site
Current site name Quartz Ledge
Alternate or previous names White Cow, Porcupine

Geographic coordinates

Geographic coordinates: -111.27156, 35.95863 (WGS84)

Site location context

Political divisions (FIPS codes)

Coconino(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cameron NE(quadrangle 1:24,000 scale)

Cameron(quadrangle 1:100,000 scale)

Flagstaff(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Moenkopi Wash(hydrologic unit)

Little Colorado(hydrologic accounting unit)

Little Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 007N 011E 20 Arizona

Comments on the location information

  • USBM GIVES LOCATION AS 33-56-31N, 111-14035W. ; INFO FROM LAND.ST :(1992)

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary
Gold Tertiary
Silver Tertiary

Materials information

Materials Type of material
Quartz Gangue

Mineral occurrence model information

Model code 174
USGS model code 26b
Deposit model name Fluorspar deposits (fluorite veins)

Host and associated rocks

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

Nearby scientific data

(1) -111.27156, 35.95863
ListMap

Economic information

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Year of first production 1971
Year of last production 1973
Production years 1971-1973

Mining district

District name Tonto Basin Mining District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Pro-Met Of Arizona, Inc.
    First year 1982

Comments on the production information

  • MINIMUM ESTIMATE FOR 1000 FT X 20 FT X 20 FT DEEP PIT.

Comments on the workings information

  • OPENCUT, INCLINED SHAFT.

Reference information

Bibliographic references

  • Deposit

    "MINERALS AVAILABILITY SYSTEM: ARIZONA FLUORSPAR", ARIZONA DMR, MARCH 1976.

  • Deposit

    U.S. GEOLOGICAL SURVEY, PICTURE MOUNTAIN 7.5' TOPOGRAPHIC QUADRANGLE.

  • Deposit

    PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERAL CARD FILES.

  • Deposit

    SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATES BUREAU OF MINES SPECIAL PUBLICATION, 334 P.

  • Deposit

    PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit FLUORSPAR IN STEEPLY DIPPING VEINS AND ARE NEARLY PARALLEL.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1991 Carbonaro, Marguerite M. U.S. Geological Survey
Updater 01-NOV-1993 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.