The Colfelco No. 12 Pegmatite is a feldspar mine located in Fremont county, Colorado at an elevation of 5,961 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
Elevation: 5,961 Feet (1,817 Meters)
Commodity: Feldspar
Lat, Long: 38.45833, -105.35444
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.
Colfelco No. 12 Pegmatite MRDS details
Site Name
Primary: Colfelco No. 12 Pegmatite
Commodity
Primary: Feldspar
Secondary: Mica
Secondary: Beryllium
Location
State: Colorado
County: Fremont
District: Eight Mile Park District
Land Status
Land ownership: BLM Administrative Area
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: Colorado Feldspar Co.
Home Office: Canon City, Co.
Years: 1948 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1947
Discovery Year: 1945
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Colorado Piedmont
Mineral Deposit Model
Model Name: Pegmatites
Orebody
Not available
Structure
Type: R
Description: Southern Front Range, Canon City Embayment, Eightmile Park
Type: L
Description: Ne-Trending Faults
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Beryl
Ore: Microcline
Gangue: Quartz
Gangue: Magnetite
Gangue: Tourmaline
Unknown: Muscovite
Comments
Comment (Location): SOUTH OF ARKANSAS RIVER ; INFO FROM LAND.ST :(1976)
References
Reference (Deposit): HEINRICH, E. W., 1948, PEGMATITES OF EIGHT MILE PARK, FREMONT COUNTY, COLORADO: THE AMERICAN MINERALOGIST, V. 33, NOS. 7-10, P. 420-448, 550-587
Reference (Deposit): TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A. AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1:250,000
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
