Big Iron No. 1 & 2 Mine

The Big Iron No. 1 & 2 Mine is a manganese mine located in Gila county, Arizona at an elevation of 4,400 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: Big Iron No. 1 & 2 Mine

State: Arizona

County: Gila

Elevation: 4,400 Feet (1,341 Meters)

Primary Mineral: Manganese

Lat, Long: 33.4475, -110.77139

Satelite image of the Big Iron No. 1 & 2 Mine

Big Iron No. 1 & 2 Mine MRDS details

Site Name

Primary: Big Iron No. 1 & 2 Mine

Commodity

Primary: Manganese
Secondary: Copper

Location

State: Arizona
County: Gila
District: Globe Hills District

Land Status

Land ownership: Private

Holdings

Workings

Type: Surface/Underground

Ownership

Production

Year: 1955
Time Period: 1953 - 1955
Material type: MN
Description: Cp_Grade: ^22.3 % Mn

Year: 1955
Time Period: 1953 - 1955
Material type: MN
Description: Cp_Grade: ^29.2 % Mn

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: IRREGULAR

Structure

Alterations

Rocks

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

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

Analytical Data

Materials

Ore: Pyrolusite

Ore: Wad

Ore: Psilomelane

Gangue: Quartz

Gangue: Calcite

Comments

Comment Type: Development	Comment: BIG IRON CONSISTS OF 5 CONTIGUOUS CLAIMS FORMERLY PART OF A LARGER GROUP, THE MINERAL FARM, OWNED BY MOLINE AND ARIZONA MINING CO. IN THE 1920'S. THE CLAIMS WERE ACQUIRED BY F.A.BENNET WHO THEN SOLD THEM TO F.A.SITTON IN 1953. THE PROPERTY WAS ORIGINALLY MINED FOR COPPER-SILVER ORE WITH MANGANESE PRODUCTION NOT STARTING UNTIL THE 1950'S.
Comment Type: Location	Comment: INFO FROM LAND.ST :(1964)
Comment Type: Production	Comment: COPPER PRODUCTION IS INCLUDED IN THE PRODUCTION TOTALS FOR MINERAL FARM.
Comment Type: Deposit	Comment: DESCRIPTION ABOVE IS FOR THE MANGANESE DEPOSIT. COPPER DEPOSITS ON THIS PROPERTY ARE CONTINUATIONS OF THE IRENE AND MINERAL FARM VEINS
Comment Type: Workings	Comment: THE MANGANESE ORE PRODUCED FROM THE BIG IRON NO. 1 CLAIM WAS MINED FROM A SERIES OF SHALLOW OPEN CUTS. THE WORK ON THE NO. 2 CLAIM COMPRISED AN INCLINED SHAFT, A FEW SHALLOW OPEN CUTS NEAR THE SHAFT. COPPER ORE WAS MINED FROM A 400 FT DEEP SHAFT ON THE BIG IRON NO. 1 CLAIM.

References

Reference Category: Deposit	Reference: FARNHAM, L. L., STEWART, L. A., AND DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM INFORMATION CIRCULAR 7990 , P. 53 .
Reference Category: Deposit	Reference: USGS PP 342, P. 131
Reference Category: Deposit	Reference: ABM BULL 127, P. 62
Reference Category: Deposit	Reference: ADMR MOLINE AND ARIZONA FILE
Reference Category: Deposit	Reference: ABGMT CLIPPINGS FILES: MOLINE AND ARIZONA; GLOBE MINING CO.
Reference Category: Production	Reference: USBM INFORMATION CIRCULAR 7990