Bay State Mine

The Bay State Mine is a manganese mine located in Cochise county, Arizona at an elevation of 5,400 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

Name: Bay State Mine

State:  Arizona

County:  Cochise

Elevation: 5,400 Feet (1,646 Meters)

Commodity: Manganese

Lat, Long: 31.41556, -109.90167

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.


Satelite image of the Bay State Mine

Bay State Mine MRDS details

Site Name

Primary: Bay State Mine


Commodity

Primary: Manganese


Location

State: Arizona
County: Cochise
District: Warren District


Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
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

Not available


Orebody

Form: FISSURES


Structure

Type: R
Description: Pre-Mineralization Faulting And Tilting

Type: L
Description: Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization


Alterations

Alteration Type: L
Alteration Text: Gossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism


Rocks

Name: Granite
Role: Associated
Age Type: Associated Rock Unit
Age in Years: 170.500000+-7.500000
Age Young: Jurassic


Analytical Data

Not available


Materials

Gangue: Pyrite
Gangue: Quartz


Comments

Comment (Deposit): MASSES IN DISCONNECTED LENSES ALONG FISSURE ZONES IN LIMESTONE.

Comment (Workings): ADIT AND SURFACE WORKINGS.


References

Reference (Deposit): KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 85.

Reference (Deposit): CREASEY AND KISTLER, 1962, USGS PP 450D, P. D1-D5

Reference (Deposit): FARNHAM AND DELONG, USBM IC 7990, P. 19

Reference (Production): KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.


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