The Stella Maris No. 1 Mine is a manganese mine located in Pima county, Arizona at an elevation of 2,149 feet.
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
Elevation: 2,149 Feet (655 Meters)
Commodity: Manganese
Lat, Long: 32.43222, -112.11694
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Stella Maris No. 1 Mine MRDS details
Site Name
Primary: Stella Maris No. 1 Mine
Secondary: Drew Springs
Commodity
Primary: Manganese
Location
State: Arizona
County: Pima
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Year: 1946
Time Period: 1939 - 1946
Material type: ORE MN
Description: Cp_Grade: ^35 - 44 % Mn
Year: 1956
Material type: ORE MN
Description: Ap_Grade: ^48 % Mn
Year: 1955
Material type: ORE MN
Description: Ap_Grade: ^47.6 % Mn
Year: 1954
Material type: ORE MN
Description: Ap_Grade: ^30 - 40 % Mn
Deposit
Record Type: Site
Operation Category: Producer
Deposit Type: Replacement
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: SINUOUS
Structure
Type: L
Description: Post-Ore Faulting Is Evident. Folding And Warping Of Limestone. Bedding Plane Fault.
Alterations
Not available
Rocks
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Magnetite
Ore: Psilomelane
Ore: Wad
Ore: Pyrolusite
Gangue: Calcite
Comments
Comment (Location): NW 1/4 OF SECTION 36 , UNSURVEYED, PAPAGO INDIAN RESERVATION
Comment (Workings): STOPE IS 40 FT HIGH.
Comment (Commodity): PSILOMELANE GRADES TO PYROLUSITE WITH DEPTH.
Comment (Deposit): REPLACEMENT IN LIMESTONE THAT HAS BEEN FOLDED AND WARPED, ALONG STRIKE AND DIP IS SINUOUS. MARBLEIZED BEDS ARE ABOUT 40 FEET STRATIGRAPHICALLY ABOVE A RHYOLITE PORPHYRY INTRUSION.
References
Reference (Deposit): FARNHAM, L. L., STEWART, L. A., AND DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM IC 7990 , P. 109 - 111
Reference (Production): USBM IC 7990 , P. 110 .
Arizona Gold
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