The Black Hawk Ore Body is a iron mine located in Iron county, Utah at an elevation of 6,601 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
Elevation: 6,601 Feet (2,012 Meters)
Commodity: Iron
Lat, Long: 37.61889, -113.38667
Map: View on Google Maps
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Black Hawk Ore Body MRDS details
Site Name
Primary: Black Hawk Ore Body
Commodity
Primary: Iron
Location
State: Utah
County: Iron
District: Pinto Iron
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: Surface
Ownership
Owner Name: U.S. Steel Corp.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1936
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: L
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: R
Description: Sevier Thrust System
Type: L
Description: Iron Mtn Intrusion, Faulting
Alterations
Not available
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Jurassic
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Hematite
Ore: Magnetite
Gangue: Apatite
Gangue: Quartz
Gangue: Calcite
Comments
Comment (Location): SECTION SUBDIVISIONS: SE 1/4 SW 1/4 SE 1/4
Comment (Deposit): THE BLACK HAWK ORE BODY WAS A LARGE REPLACEMENT DEPOSIT IN A ROOF PENDANT OF HANESTAKE LIMESTONE. THE DEPOSIT HAS BEEN DEPLETED.
Comment (Workings): BURCH MINE
Comment (Commodity): AT THE SURFACE THE ORE WAS EXTREMELY HARD AND DENSE, BUT WITH DEPTH THE ORE CHANGED TO LARGE MASSES OF SOFT GRANULAR ORE.
Comment (Production): DEPOSIT HAS BEEN MINED OUT.
References
Reference (Deposit): YOUNG, W E, 1947, IRON DEPOSITS, IRON COUNTY, UTAH: US BUREAU OF MINES REPORT OF INVESTIGATION 4076, 102 P
Reference (Deposit): MACKIN, J HOOVER, 1947, SOME STRUCTURAL FEATURES OF THE INTRUSIONS IN THE IRON SPRINGS DIST; UTAH GEOL SOCIETY GUIDEBOOK NO 2, 62 P
Reference (Deposit): 1976 RECON BULLOCK, UTAH GEOL MINERAL SURVEY BULLETIN 88
Reference (Production): BULLOCK, 1976, UGMS BULLETIN 88
Reference (Deposit): BLANK, H RICHARD AND MACKIN, J HOOVER, 1967, GEOL INTERPRETATION OF AN AEROMAGNETIC SURVEY OF THE IRON SPRINGS DIST, UTAH: US GEOL SURVEY PROF PAPER 516-B, 14 P
Reference (Deposit): BULLOCK, KENNETH C, 1976, IRON DEPOSITS OF UTAH: UTAH GEOL AND MINERAL SURVEY BULLETIN 88, P 23-63.
Reference (Deposit): 1947 DIREXPL YOUNG, US BUREAU OF MINES REPT INV 4076
Reference (Deposit): 1947 RECON MACKIN, UTAH GEOL SOC GUIDEBOOK #2
Reference (Deposit): 1954 GEOLMAP MACKIN, MINERALS INVESTIGATIONS MAP MF-14
Reference (Deposit): 1967 RECON BLANK AND MACKIN, PROF PAPER 516-B
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