Mammoth Claim

The Mammoth Claim is a manganese 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: Mammoth Claim

Commodity

Primary: Manganese
Secondary: Copper
Secondary: Barium-Barite

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

Owner Name: Phelps Dodge Corp.

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
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

Model Name: Replacement Mn

Orebody

Form: IRREGULAR

Structure

Type: R
Description: Pre-Mineralization Tilting And Faulting Common

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

Ore: Barite
Ore: Psilomelane
Ore: Chalcocite
Ore: Bornite
Gangue: Quartz
Gangue: Pyrite

Comments

Comment (Development): TWO MANGANESE DEPOSITS ON THE CLAIM WERE REMOVED DURING STRIPPING OPERATIONS FOR THE LAVENDER PIT IN THE EARLY 1950'S

Comment (Deposit): PSILOMELANE WITH "NESTS" OF BARITE AND SOME COPPER STAINING ALONG FRACTURES IN PENN-PERM LIMESTONE.

Comment (Workings): PITS.

Comment (Deposit): THIS RECORD CONTAINS DATA FROM DUPLICATE RECORD TC10233 WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Comment (Location): IN 1961, THE MAMMOTH WAS LOCATED ALONG THE S SIDE OF THE LAVENDER PIT, A SHORT DISTANCE E OF THE GARDNER SHAFT. ASSUMED TO HAVE BEEN REMOVED BY THE GROWTH OF THE LAVENDER PIT. LOCATION OF THE CLAIM IS ESTIMATED FROM A MINE MAP IN USBM IC 7990, P. 11 ; INFO FROM LAND.ST :(1979)

Comment (Production): PRODUCTION INCLUDED UNDER THE COPPER QUEEN BRANCH OF PHELPS DODGE CORP. IN USBM-ABGMT FILE

References

Reference (Deposit): FARNHAM, 1961, USBM IC 7990, P. 11.

Reference (Deposit): PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.

Reference (Deposit): PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERALS CARD FILE.

Reference (Other Database): CIMRI

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

Reference (Deposit): USGS BULL. 710, 1920, PL. IV, P. 107-8.

Reference (Deposit): ARIZ. BUR. OF MINES BULL. 127, 1930, P. 39-40.

Reference (Deposit): KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 88.

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.