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  3. Mineral Resource Data System (MRDS)

Blue Knob Nos 30, 31, 32 Prospects

Occurrence in Maricopa county in Arizona, United States with commodities Silver, Gold, Platinum, Iron, Copper
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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 10009473
MRDS ID D002502
Record type Site
Current site name Blue Knob Nos 30, 31, 32 Prospects
Related records 10137341

Geographic coordinates

Geographic coordinates: -112.84881, 33.61396 (WGS84)
Elevation 488
Location accuracy 1000(meters)
Relative position ABOUT 3.2 MI NORTH OF FLAT IRON MOUNTAIN, Est (1991). Original Quadrangle And Lat/Long In Record Did Not Match Descriptive And Cadastral Locations. New Location Reflects Descriptive Information. Because Original Reference Could Not Be Located, This Is Assumed To Be An Estimate, Est (1991). Original Quadrangle And Lat/Long In Record Did Not Match Descriptive And Cadastral Locations. New Location Reflects Descriptive Information. Because Original Reference Could Not Be Located, This Is Assumed To Be An Estimate

Site location context

Political divisions (FIPS codes)

Maricopa(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Flatiron Mountain(quadrangle 1:24,000 scale)

Phoenix North(quadrangle 1:100,000 scale)

Phoenix(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Centennial Wash(hydrologic unit)

Lower Gila-Agua Fria(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management AZ)

Bureau of Land Management AZ BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Arizona Maricopa

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 003N 006W 10,11 W2 (11) Arizona

Comments on the location information

  • LOCATION IS INDICATED ON MAP BY SHAFT SYMBOL AND SEVERAL SMALL WORKINGS SYMBOLS INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Silver Primary
Gold Primary
Platinum Critical Primary
Iron Primary
Copper Primary

Comments on the commodity information

  • UNABLE TO FIND SOURCE OF PGE DATA (1991); SOURCE PRESUMED TO BE BLM REFERENCE

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -112.84881, 33.61396
ListMap

Economic information

Ore body information

  • General form UNKNOWN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Osborn District

Land status

Ownership category Federal

Comments on the workings information

  • SHAFT SYMBOL ON MAP

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF LAND MANAGEMENT, DISTRICT SHEET 307

  • Deposit

    KEITH, S.B., GEST, D.E., DEWITT, ED, TOLL, N.W., AND EVERSON, B.A., 1983, METALLIC MINERAL DISTRICTS AND PRODUCTION IN ARIZONA: ARIZONA BUREAU OF GEOLOGY AND MINERAL TECHNOLOGY BULLETIN 194, P. 12, 40-41.

General comments

Subject category Comment text
Deposit SHAFT AND PROSPECT SYMBOLS INDICATE A LODE DEPOSIT, BUT TYPE IS UNKNOWN. OSBORNE DISTRICT IS SHOWN BY KEITH AND OTHERS (1983) TO CONTAIN PRIMARILY PB-ZN-AG VEINS OR REPLACEMENTS WITH APPRECIABLE CU AND AU PRODUCTION.
Deposit NO FURTHER INFORMATION OR REFERENCE FOUND. (1981) ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-77 Hasler, J. William U.S. Geological Survey
Updater 01-AUG-81 Harner, Joy L. (Peterson, Jo) U.S. Geological Survey
Updater 01-DEC-91 Peterson, Jocelyn A. 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.