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  3. Mineral Resource Data System (MRDS)

Madera Prospect

Occurrence in Gila county in Arizona, United States with commodities Copper, Molybdenum
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10026808
MRDS ID M000365
Record type Site
Current site name Madera Prospect
Alternate or previous names Ellis Vein
Related records 10282950

Geographic coordinates

Geographic coordinates: -110.89375, 33.33287 (WGS84)
Elevation 1676
Relative position 3 MI E OF GIBSON MINE

Site location context

Political divisions (FIPS codes)

Gila(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 Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 001S 014E 24 N2 Arizona

Commodities

Commodity Importance
Copper Primary
Molybdenum Secondary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Ferrimolybdite Ore
Molybdenite Ore
Pyrite Ore

Alteration

  • (Local) Oxidized & Leached Capping Of Pyrite & Copper Sulfides

Analytical data

Result 5 CHURN DRILL HOLES IN 1948 ON MOST PROMISING GROUND AVERAGED 0.42 % CU. PROTORE AVERAGED 0.14% CU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Madera Diorite;Schultze Granite
    Rock description Madera Diorite;Schultze Granite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Pinal Schist
    Rock description Pinal Schist

Nearby scientific data

(1) -110.89375, 33.33287
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Nw Bedding Fracture

Ore body information

  • General form IRREGULAR

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Pinal Mountains District

Land status

Ownership category National Forest

Comments on the workings information

  • 5 CHURN DRILL HOLES IN 1948

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit THIS REPORT REPRESENTS A MERGER OF ORIGINAL RECORD M000365 AND REC ORD M030439 OF JAN WILT MOLYBDENUM FILE, CONTACT PERSON T.G. THEODORE, USGS ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1983 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.