Grand Central Mine

The Grand Central Mine is a lead, copper, gold, and silver 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

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.

Site Name

Primary: Grand Central Mine
Secondary: Contention-Grand Central
Secondary: Little Joe Shaft

Commodity

Primary: Lead
Primary: Copper
Primary: Gold
Primary: Silver
Secondary: Zinc

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

Type: Underground

Ownership

Owner Name: Tombstone Development 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: M

Physiography

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

Mineral Deposit Model

Not available

Orebody

Form: BEDS

Structure

Type: L
Description: Mine Located In Tombstone Basin. Shaft Located In N-S Tranquility Fault, Dipping 67-70se. This Fault Is Cut Withinworkings By The Grand Central Fault, Which Strikes Nw

Alterations

Alteration Type: L
Alteration Text: Bisbee Group Limestone Is Recrystallized

Rocks

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

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

Analytical Data

Not available

Materials

Not available

Comments

Comment (Location): INFO FROM LAND.ST :(1979)

Comment (Workings): WORKINGS ON SIX LEVELS, MANY STOPES IN UPPER 250 FT, TOTAL LENGTH OF WORKINGS ESTIMATED. 2 SHAFTS, NORTHERLY SHAFT IS DEEPEST. WORKINGS ADJOIN CONTENTION WORKINGS TO NORTH. SEE CONTENTION FOR FURTHER WORKING DESCRIPTIONS

Comment (Production): AFTER 1886, PRODUCTION INCLUDES CONTENTION SHAFT

Comment (Development): OTHER OPERATORS INCLUDED GRAND CENTRAL MINING CO. CENTURION-AZ MINING CO., TOMBSTONE MILL & MINING CO., TOMBSTONE CONSOLIDATED MINES CO., BUNKER HILL MINES CO, A.P. GIACOMA

Comment (Deposit): ORES IN LARGE RICH OREBODIES IN FAULTED AND FRACTU RED SEGMENTS OF A LARGE DIKE, AND IN BRECCIATED FOOTWALL ZONESOF THE DIKE. ORES ALSO FOUND IN REPLACEMENTS OF LIMESTONE BEDSWHERE INTERSECTED BY "NORTHEAST" FISSURES.

Comment (Deposit): ONE OF THE EARLIEST AND MOST PRODUCTIVE MINES OF THE DISTRICT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

References

Reference (Deposit): KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 74.

Reference (Deposit): ABM BULL 143, 1938

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

Arizona Gold

"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.