Spiro Tunnel

The Spiro Tunnel is a silver, zinc, and lead mine located in Summit county, Utah at an elevation of 6,919 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

Name: Spiro Tunnel  

State:  Utah

County:  Summit

Elevation: 6,919 Feet (2,109 Meters)

Primary Mineral: Silver, Zinc, Lead

Lat, Long: 40.65917, -111.51694

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 Spiro Tunnel

Spiro Tunnel MRDS details

Site Name

Primary: Spiro Tunnel
Secondary: Silver King Coalition Mine


Commodity

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


Location

State: Utah
County: Summit
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

Not available


Ownership

Owner Name: United Park City Mines Co.


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1889
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: L


Physiography

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


Mineral Deposit Model

Not available


Orebody

Form: TABULAR TO IRREGULAR


Structure

Type: R
Description: Thrust Belt

Type: L
Description: Park City Anticline


Alterations

Not available


Rocks

Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Late Triassic


Analytical Data

Analytical Data: ORE AVERAGED: .024 OZ/TON AU, 18.33 OZ/TON AG, 14.2 PERCENT PB, .487 PERCENT CU AND 3.53 PERCENT ZN.


Materials

Ore: Sphalerite
Ore: Galena
Ore: Tetrahedrite
Ore: Anglesite
Ore: Bindheimite
Ore: Pyrite
Ore: Malachite
Gangue: Quartz
Gangue: Calcite


Comments

Comment (Deposit): ALL INFORMATION FOR SILVER KING COALITION GROUP IN GENERAL. ; INFO.SRC : 1 PUB LIT

Comment (Location): SECTION SUBDIVISIONS SE 1/4 NW 1/4 SE 1/4

Comment (Workings): WORKINGS ARE VERY EXTENSIVE


References

Reference (Deposit): BOUTWELL, J.M., 1912, GEOL. AND ORE DEPOSITS OF THE PARK CITY DISTRICTS: U.S.G.S. PROF. PA. 77.

Reference (Deposit): ERICKSON, A.J., (ED.), 1968, PARK CITY DISTRICT: UTAH GEOL. SOCIETY GUIDEBOOK 22.

Reference (Deposit): 1966 GEOLMAP CRITTENDEN, CALKINS AND SHARP GQ53

Reference (Production): ERICKSON, A.J., (ED.), 1968, PARK CITY DISTRICT: UTAH GEOL. SOC. GUIDEBOOK 22.

Reference (Deposit): CRITTENDEN, M.D., ET.AL., 1966, GEOL. MAP OF THE PARK CITY WEST QUAD.: U.S.G.S. MAP GQ-535

Reference (Deposit): PERRY, L.I., 1976, LEAD AND ZINC IN UTAH: UTAH GEOL. AND MIN. SURVEY OFR-22.


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