Crow Claims

The Crow Claims is a manganese mine located in Graham county, Arizona at an elevation of 4,482 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

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: Crow Claims

Commodity

Primary: Manganese

Location

State: Arizona
County: Graham
District: Ash Peak District

Land Status

Land ownership: BLM Administrative Area
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: Surface

Ownership

Owner Name: C. M. Magill And Associates
Years: 1961 -

Production

Year: 1955
Time Period: 1954 - 1955
Description: Cp_Grade: ^23% Mn
Year: 1955
Time Period: 1954 - 1955
Description: Cp_Grade: ^39.6% Mn

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1951
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

Name: SOUTHERN FRACTURE
Form: LENTICULAR/IRREGULAR BUNCHES

Name: NORTHERN FRACTURE
Form: LENTICULAR/IRREGULAR BUNCHES

Structure

Type: R
Description: Steep Northerly Trending Zones Of Shearing And Brecciation In Volcanic Rocks

Type: L
Description: Manganese Deposits Form Lenticular Bodies Composed Of A Network Of Narrow Seams And Small Irregular Bunches Of Oxides Deposited Around Fragments Of Country Rock

Alterations

Alteration Type: L
Alteration Text: Surface Oxidation

Rocks

Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene

Name: Rhyolite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene

Analytical Data

Not available

Materials

Ore: Psilomelane
Gangue: Calcite

Comments

Comment (Commodity): GANGUE CONSISTS PRIMARILY OF UNMINERALIZED FRAGMENTS OF VOLCANIC ROCK AND CALCITE

Comment (Location): ABOUT 1.0 MILE SE OF ASH PEAK SUMMIT; ADJACENT TO A-1 CLAIMS; GEODETIC AND UTM COORDINATES DESCRIBE PROSPECTS IN THE NE QUARTER OF SECTION 14.

Comment (Development): OPERATORS INCLUDED JOHN T. MORRIS

Comment (Deposit): PROPERTY COMPRISES 4 CONTIGUOUS UNPATENTED CLAIMS; DEPOSITS CONTAINED IN 2 FRACTURES, OF WHICH THE NORTHERNMOST RANGES IN WIDTH FROM 2 TO 3 FT AND IS EXPOSED ON THE SURFACE FOR ABOUT 300 FT (STRIKES DUE NORTH AND DIPS STEEPLY TO WEST), AND THE SOUTHERNMOST HAS A WIDTH OF 3 FT AND IS TRACEABLE FOR 50 FT (STRIKES N50W AND DIPS 60NE)

Comment (Workings): DEVELOPMENTS INCLUDED SHALLOW OPEN CUTS ON BOTH VEINS; MOST ORE WAS RECOVERED FROM 3 SHALLOW OPEN CUTS ON THE NORTH VEIN

Comment (Geology): DEPOSITS ARE SIMILAR TO THOSE ENCOUNTERED ON THE A-1 GROUP CLAIMS AND BLACK BEAUTY GROUP CLAIMS

Comment (Deposit): SEE ALSO: A-1 CLAIMS AND BLACK BEAUTY GROUP FOR GEOLOGIC INFORMATION ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

References

Reference (Deposit): FARNHAM, L.L., STEWART, L.A., AND DELONG, C.W., 1961, MANGANESE DEPOSITS OF EASTERN ARIZONA: U.S.B.M. INFORMATION CIRCULAR 7990, P. 105.

Reference (Deposit): USBM FILES, CROW GROUP.

Reference (Production): U.S.B.M. I.C. 7990.

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.