The George Washington Group is a gold and silver mine located in Hinsdale county, Colorado at an elevation of 11,401 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: 11,401 Feet (3,475 Meters)
Commodity: Gold, Silver
Lat, Long: 37.87806, -107.43417
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.
George Washington Group MRDS details
Site Name
Primary: George Washington Group
Secondary: Patented Claims: George Washington, MS 312
Secondary: No. 2 Ruby, MS 2637
Commodity
Primary: Gold
Primary: Silver
Secondary: Lead
Location
State: Colorado
County: Hinsdale
District: Sherman District
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: Coburn (Estate)
Home Office: Boston, Ma.
Years: 1932 -
Owner Name: Roy Van Houten And Others
Home Office: Lake City, Co.
Years: 1932 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: San Juan Volcanic Field, San Juan Depression
Type: L
Description: San Juan-Uncompahgre Calderas, Lake City Caldera
Alterations
Not available
Rocks
Name: Diabase
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Diabase
Role: Associated
Age Type: Associated Rock
Age Young: Late Ordovician
Analytical Data
Analytical Data: VEIN ORE REPORTEDLY ASSAYED 1 OZ/TON AU AND 148 OZ/TON AG
Materials
Ore: Galena
Comments
Comment (Workings): UPPER TUNNEL IS 80-FT DRIFT DRIVEN GENERALLY NE; SHAFT OF UNKNOWN DEPTH LIES 40 FT SW OF AND 30 FT LOWER THAN UPPER TUNNEL; LOWER TUNNEL IS 200-FT DRIFT DRIVEN GENERALLY NE AND LOCATED 200 FT SW OF AND 100 FT BELOW UPPER TUNNEL. TWO OTHER SHORT TUNNELS (ABOUT 50 FT IN EXTENT) AND OPEN CUTS.
Comment (Location): LOCATION IS APPROXIMATE, BUT CLAIMS LIE ACROSS CATARACT GULCH ABOUT 1.4 TO 1.6 MILES SOUTH OF CONFLUENCE WITH COTTONWOOD CREEK ON NATIONAL FOREST BOUNDARY. ELEV AND LAT-LONG GIVEN ARE FOR POSSIBLE WORKINGS DETERMINED FROM AIRPHOTO EXAMINATION, NEAR BASE OF SLOPE ON EAST SIDE OF CATARACT GULCH IN SE SE SEC. 20. ; INFO FROM LAND.ST :1977
References
Reference (Deposit): BLM MINERAL SURVEYS MS 312, 2637
Reference (Deposit): COLORADO DIV. MINES INF. REPTS.
Reference (Deposit): LIPMAN, P.W., AND OTHERS, 1976, MULTIPLE AGES OF MID-TERTIARY MINERALIZATION AND ALTERATION IN THE WESTERN SAN JUAN MOUNTAINS, COLORADO: ECON. GEOLOGY, V. 71, NO. 3, P. 571-588.
Reference (Deposit): LIMPAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
