Black Hawk Ore Body

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

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: 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

The Top Ten Gold Producing States

These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.