Hawkeye - Mc Henry Mine

The Hawkeye - Mc Henry Mine is a silver, lead, and zinc mine located in Wasatch county, Utah at an elevation of 7,441 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: Hawkeye - Mc Henry Mine

Commodity

Primary: Silver
Primary: Lead
Primary: Zinc
Secondary: Copper
Secondary: Gold
Tertiary: Antimony

Location

State: Utah
County: Wasatch
District: Park City 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

Type: Surface

Ownership

Not available

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Discovery Year: 1870
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Middle Rocky Mountains
Physiographic Detail: Wasatch Mountains

Mineral Deposit Model

Not available

Orebody

Form: TABULAR

Structure

Type: R
Description: Uinta Arch

Type: L
Description: Hawkeye - Mc Henry Fault, Frog Valley Fault, Park City Anticline

Alterations

Not available

Rocks

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

Analytical Data: ASSAYS, SHORTLY AFTER DISCOVERY IN 1870, OF ORE FOUND IN A 90 FT. TUNNEL ON THE MC HENRY PROPERTY REPORTEDLY RAN 200 DOLLARS/TON (AVERAGE OF 65 ASSAYS) WITH THE LOWEST ASSAY RUNNING 22 DOLLARS/TON. IN 1890, A ONE FOOT VEIN OF ORE WAS DISCOVERED WHICH RAN 204 OZ/TON AG, 77% PB AND SOME ANTIMONY.

Materials

Ore: Sphalerite
Ore: Chalcopyrite
Ore: Galena

Comments

Comment (Location): INFO FROM LAND.ST :1973

Comment (Development): WATER PROBLEMS AND THIN, IRREGULAR ORE ZONES HAMPERED EARLY DEVELOPMENT, THE HAWKEYE AND MC HENRY MINES MERGED IN 1901

Comment (Deposit): WORKINGS EXPLORED THE MC HENRY FAULT

Comment (Workings): MC HENRY TUNNEL WAS 2000 FT. LONG; HAWKEYE SHAFT WAS AT LEAST 400 FT. DEEP WITH LEVELS AT 200,300, AND 400 FT. (DRIFTING TOTALED MORE THAN 2000 FT); THE HAWKEEY TUNNEL WAS ABOUT 1300 FT. LONG.

References

Reference (Deposit): BOUTWELL, J.M., 1912, GEOLOGY AND ORE DEPOSITS OF THE PARK CITY DISTRICT, UTAH: USGS PROF. PA. 77, P. 161.

Reference (Deposit): BROMFIELD, C.S. AND OTHERS, 1970, GEOLOGIC MAP OF THE HEBER QUADRANGLE, WASATCH AND SUMMIT COUNTIES, UTAH: USGS MAP GQ-864.

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