Merrimac Mine

The Merrimac Mine is a silver and gold mine located in Cochise county, Arizona.

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: Merrimac Mine

State:  Arizona

County:  Cochise

Elevation:

Commodity: Silver, Gold

Lat, Long: 31.70472, -110.10389

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 Merrimac Mine

Merrimac Mine MRDS details

Site Name

Primary: Merrimac Mine


Commodity

Primary: Silver
Primary: Gold


Location

State: Arizona
County: Cochise
District: Tombstone 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

Owner Name: Tombstone Silver Fields Co.


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: IRREGULAR


Structure

Not available


Alterations

Not available


Rocks

Name: Quartz Latite
Role: Host
Age Type: Associated Rock Unit
Age Young: Late Cretaceous

Name: Quartz Latite
Role: Host
Age Type: Host Rock
Age in Years: 72.000000+-3.000000
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Ore: Gold
Ore: Silver


Comments

Comment (Production): SOME PRODUCTION OF THE MERRIMAC MINE IS INCLUDED UNDER FREE COINAGE

Comment (Location): NEAR S BOUNDARY, CENTER OF SEC 9 ; INFO FROM LAND.ST :(1979)

Comment (Deposit): ORE ALONG AN OXIDIZED AND LATERED FAULT FISSURE CUTTING QUARTZ LATITE PORPHYRY.

Comment (Workings): FOUR SHAFTS; ON TOMBSTONE QUAD

Comment (Geology): ORE ALONG AN OXIDIZED AND ALTERED FAULT FISSURE CUTTING QUARTZ LATITE PORPHYRY.


References

Reference (Deposit): ARIZ. B. OF M. BULL. 143, 1938, P. 100, PL. 3

Reference (Deposit): KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 77.

Reference (Deposit): MARVIN, STERN, CREASEY, AND MEHNERT, 1973, USGS BULL 1379

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


Arizona Gold

Where to Find Gold in Arizona

"Where to Find Gold in Arizona" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Arizona.