Rainbow Group

Past Producer in Pinal county in Arizona, United States with commodities Tungsten, Copper, Molybdenum, Fluorine-Fluorite
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. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10026789
MRDS ID M000245
Record type Site
Current site name Rainbow Group
Alternate or previous names Clark Claims, Clark Prospect
Related records 10113338

Geographic coordinates

Geographic coordinates: -110.98987, 33.36008 (WGS84)
Elevation 1402
Location accuracy 1000(meters)
Relative position ABOUT 9 MILES N OF SUPERIOR, N OF PINAL RANCH, IN POWERS GULCH., No Utm Coordinates On The Pinal Ranch Quad. Utm'S From Mesa 2 Deg Sheet. Within The Section.

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pinal Ranch(quadrangle 1:24,000 scale)

Globe(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper 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 Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 001S 013E 12 Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1965)

Commodities

Commodity Importance
Tungsten Critical Primary
Copper Secondary
Molybdenum Tertiary
Fluorine-Fluorite Critical Tertiary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Molybdenite Ore
Scheelite Ore
Wolframite Ore
Fluorite Gangue
Muscovite Gangue
Pyrite Gangue

Analytical data

Result WOLFRAMITE-SCHEELITE RATIO IS 1:1. ASSAYS FROM THREE SAMPLES SHOWED .06-.25 PERCENT WO3, AND .08-.16 PERCENT CU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -110.98987, 33.36008

Economic information

Ore body information

  • Strike N 70 E TO N 45 E
    Dip STEEP NW
    Width 1.83M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Summit District

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Faulkner And Messner

Comments on the production information

  • ABOUT 114 TONS OF ORE FROM THE MINE. REFERENCE NOT CLEAR AS TO WHETHER THAT AMOUNT WAS ACTUALLY PRODUCED.

Workings at the site

  • Type of workings Surface/Underground
    Length 15.24M
    Overall depth 30.48M

Comments on the workings information

  • THREE 10 FOOT OPEN CUTS, SEVERAL SMALL PITS AND SHALLOW PROSPECT SHAFTS

Comments on development

  • GROUP OF 12 UNPATENTED LODE CLAIMS

Reference information

Bibliographic references

  • Deposit

    DALE, V.B., 1959, TUNGSTEN DEPOSITS OF YUMA, MARICOPA, PINAL, AND GRAHAM COUNTIES, ARIZ.: USBM RI 5516, P. 46-47.

  • Deposit

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

  • Other Database

    CIMRI

  • Production

    DALE, V.B., 1959

General comments

Subject category Comment text
Deposit FLUORITE OCCURS SPARSELY AS MINUTE GRAINS IN THE GREISEN AND IN VUGS IN THE SUBPARALLEL STOCKWORK OF QUARTZ VEINLETS THAT CONTAIN TUNGSTEN, MOLYBDENUM, AND COPPER MINERALS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-81 Harner, Joy L. (Peterson, Jo) U.S. Geological Survey
Updater 01-DEC-92 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

Authoritative Arizona resources

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