The Cold Spring and Red Cloud 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
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Cold Spring and Red Cloud MRDS details
Site Name
Primary: Cold Spring and Red Cloud
Commodity
Primary: Gold
Location
State: Colorado
County: Boulder
District: Gold Hill
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Deposit Type: Vein
Operation Type: Unknown
Discovery Year: 1872
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Model Name: Alkaline Au-Te (Au-Ag-Te veins)
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Monzonite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Sylvanite
Ore: Galena
Ore: Petzite
Comments
Comment (Geology): GEOL.DESC: HORN QTZ & ALTERED WALL ROCKS AS GANGUE
Comment (Production): SEVERAL $100,000. WAS $100,000 IN 1872
References
Reference (Deposit): LOVERING AND GODDARD, 1950, USGS P.P. 223, PG. 254.
Reference (Deposit): CONSV. DIV. COMP. DATE, 1,62
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
