Lone Tree Tunnel

The Lone Tree Tunnel is a gold mine located in Clear Creek county, Colorado at an elevation of 9,564 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: Lone Tree Tunnel  

State:  Colorado

County:  Clear Creek

Elevation: 9,564 Feet (2,915 Meters)

Primary Mineral: Gold

Lat, Long: 39.74167, -105.59861

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 Lone Tree Tunnel

Lone Tree Tunnel MRDS details

Site Name

Primary: Lone Tree Tunnel


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


State: Colorado
County: Clear Creek
District: Central 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.


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Year: 1945
Time Period: 1913-14, 1920, 1936-45
Mined: 1729.230 mt
Material type: ore


Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Years of Production:
Significant: N


General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains

Mineral Deposit Model

Model Name: Polymetallic veins


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Analytical Data

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Ore: Galena
Ore: Sphalerite
Ore: Tetrahedrite
Ore: Chalcopyrite
Ore: Pyrite
Gangue: Calcite
Gangue: Siderite
Gangue: Quartz


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Reference (Deposit): REF:USGS BULLETIN 1032