Unknown

The Unknown is a gold mine located in Boulder county, Colorado.

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: Unknown  

State:  Colorado

County:  Boulder

Elevation:

Commodity: Gold

Lat, Long: 40.06444, -105.41667

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 Unknown

Unknown MRDS details

Site Name

Primary: Unknown


Commodity

Primary: Gold


Location

State: Colorado
County: Boulder


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


Physiography

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


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Gold


Comments

Comment (Deposit): 3 ADITS


References

Reference (Deposit): USGS GOLD HILL MINING AREA TOPO MAP, 1938, ADVANCE SHEET, 1:12000

Reference (Deposit): BLM CONNECTING SHEETS, COLO.

Reference (Deposit): CONSV. DIV. COMP. DATE, 1,62


Colorado Mining Photos

Placer mines at Cripple Creek, Colorado ca. 1892

Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.