Little Joe Mine

The Little Joe Mine is a uranium mine located in Gila county, Arizona at an elevation of 5,899 feet.

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About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Little Joe Mine

State: Arizona

County: Gila

Elevation: 5,899 Feet (1,798 Meters)

Primary Mineral: Uranium

Lat, Long: 33.84861, -110.95833

Satelite image of the Little Joe Mine

Little Joe Mine MRDS details

Site Name

Primary: Little Joe Mine

Commodity

Primary: Uranium

Location

State: Arizona
County: Gila
District: Sierra Ancha District

Land Status

Land ownership: National Forest
Administrative Organization: Tonto National Forest

Holdings

Workings

Type: Surface/Underground

Ownership

Production

Year: 1956
Material type: U
Description: Ap_Grade: ^0.235 % U3o8

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland

Mineral Deposit Model

Orebody

Form: LINEAR

Structure

Alterations

Rocks

Name: Diabase
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic

Name: Diabase
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Name: Diabase
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Analytical Data

Analytical Data: RADIOACTIVITY 0.0 TO 0.4 MR PER HOUR

Materials

Ore: Uraninite

Gangue: Pyrite

Gangue: Limonite

Comments

Comment Type: Deposit	Comment: URANINITE OCCURS AS SMALL STREAKS PARALLEL TO RELICT BEDDING AND AS BLEBS IN FELDSPAR CRYSTALS IN BRECCIATED HORNFELS.
Comment Type: Workings	Comment: LITTLE JOE PROPERTY IS DEVELOPED BY 3 SHORT ADITS AND 2 BULLDOZED BENCHES.

References

Reference Category: Deposit	Reference: GRANGER, H.C., AND RAUP, R.B., 1959, URANIUM DEPOSITS IN THE DRIPPING SPRING QUARTZITE, GILA COUNTY, ARIZONA: US GEOLOGICAL SURVEY BULLETIN 1046-P, P. 466.
Reference Category: Deposit	Reference: SCHWARTZ, R.J., 1957, URANIUM OCCURENCES OF GILA COUNTY, ARIZONA: US ATOMIC ENERGY COMMISSION, RME-2071.
Reference Category: Deposit	Reference: SCARBOROUGH, R.B., 1981, RADIOACTIVE OCCURRENCES AND URANIUM PRODUCTION IN ARIZONA: ABGMT REPORT FOR US DEPT OF ENERGY.