Lack Raven and Crow Groups

The Lack Raven and Crow Groups is a manganese mine located in Maricopa 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: Lack Raven and Crow Groups

State:  Arizona

County:  Maricopa

Elevation:

Commodity: Manganese

Lat, Long: 33.72556, -113.21694

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 Lack Raven and Crow Groups

Lack Raven and Crow Groups MRDS details

Site Name

Primary: Lack Raven and Crow Groups
Secondary: Pittsburg
Secondary: Wisconsin
Secondary: Smithwick


Commodity

Primary: Manganese


Location

State: Arizona
County: Maricopa
District: Aguila 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

Not available


Ownership

Owner Name: N. House
Years: 1954 -

Owner Name: H. R. Miller, H. Christoferson (Black Raven), W.H. Bracken (Crow)
Years: 1954 -


Production

Year: 1954
Time Period: 1953-1954
Material type: ORE MN
Description: Cp_Grade: ^20 To 25 Percent Mn, From The Black Raven Group


Deposit

Record Type: Site
Operation Category: Past Producer
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: Sonoran Desert


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Name: Schist
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Analytical Data: RE LOW IN FE OXIDES


Materials

Ore: Psilomelane
Ore: Pyrolusite
Ore: Manganite


Comments

Comment (Production): SEVERAL HUNDRED TONS WITH 15 PERCENT MN STOCKPILED NO PRODUCTION RECORD BEFORE 1953

Comment (Location): 17 MILES SOUTH OF AGUILA. INFO FROM LAND.ST :(1978)

Comment (Reserve-Resource): REFERENCE OF 1930 STATES THAT SEVERAL THOUSAND TONS OF ORE IS INDICATED BY OPEN CUTS AND SHAFTS ON THE ASSUMPTION THAT THE ORE EXTENDS TO A DEPTH OF 25 FEET.

Comment (Development): OPERATORS INCLUDED: H.R. MILLER AND HANS CHRISTOPHERSON (1954), W.H. BRACKEN (1953), LESSORS ELWOOD MCCABE AND JOHN N. HOUSE. PROPERTY CONSISTS OF 7 CLAIMS.

Comment (Deposit): MINERALIZED ZONES VARY WIDELY IN STRIKE AND DIP. ORE SHOOTS NOT OVER 100 FEET LONG. BUT VEINS AND BRECCIA ZONES TRACED FOR 2000 FT

Comment (Workings): CATTERED OPEN CUTS

Comment (Geology): MN OXIDES CEMENT GRANITE & SCHIST FRAGMENTS IN BRECC1A ZONE


References

Reference (Deposit): ARIZ. B.M. BULL. 127, P. 69.

Reference (Deposit): ADMR WISCONSIN GROUP FILE.

Reference (Deposit): ADMR BLACK RAVEN AND CROW GROUP FILE.

Reference (Deposit): USBM-FILE DATA-CLUSTER NO 596- PITTSBURG GROUP.

Reference (Deposit): USBM-1C,7843,1958, P. 23.

Reference (Deposit): USGS BULL 710-D P140.

Reference (Other Database): CIMRI


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