Ontario No. 1 Drain Tunnel Portal

The Ontario No. 1 Drain Tunnel Portal is a silver, lead, and zinc mine located in Summit county, Utah at an elevation of 7,221 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: Ontario No. 1 Drain Tunnel Portal  

State:  Utah

County:  Summit

Elevation: 7,221 Feet (2,201 Meters)

Primary Mineral: Silver, Lead, Zinc

Lat, Long: 40.63722, -111.49194

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 Ontario No. 1 Drain Tunnel Portal

Ontario No. 1 Drain Tunnel Portal MRDS details

Site Name

Primary: Ontario No. 1 Drain Tunnel Portal
Secondary: Ontario Group


Commodity

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


Location

State: Utah
County: Summit
District: Park City


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.

Owner Name: Noranda Ltd.


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
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

Not available


Alterations

Not available


Rocks

Name: Plutonic Rock
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Plutonic Rock
Role: Associated
Age Type: Host Rock
Age Young: Pennsylvanian

Name: Plutonic Rock
Role: Associated
Age Type: Host Rock Unit
Age Young: Pennsylvanian


Analytical Data

Not available


Materials

Not available


Comments

Not available


References

Reference (Deposit): BROMFIELD, C.S. AND CRITTENDEN, M.D., JR., 1971. GEOL. MAP OF THE PARK CITY EAST QUAD.: U.S.G.S. MAP GQ-852

Reference (Deposit): 1971 GEOLMAP BROMFIELD AND CRITTENDEN GQ-85

Reference (Production): ERICKSON, A.J., 1967. PARK CITY DISTRICT: UTAH GEOL. SOC. GUIDEBOOK NO. 22.


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