The Last Relief Mine is a silver and lead mine located in Saguache county, Colorado at an elevation of 9,301 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: 9,301 Feet (2,835 Meters)
Commodity: Silver, Lead
Lat, Long: 37.805, -106.52250
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.
Last Relief Mine MRDS details
Site Name
Primary: Last Relief Mine
Commodity
Primary: Silver
Primary: Lead
Location
State: Colorado
County: Saguache
District: Embargo (Embargo Creek, Meyers Creek) District
Land Status
Land ownership: National Forest
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
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
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, La Garita Caldera
Type: L
Description: Embargo Intrusive Center
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Oligocene
Analytical Data
Not available
Materials
Ore: Galena
Comments
Comment (Location): LOCATION UNKNOWN. LAT-LONG AND ELEV ARBITRARILY PLACED AT SOUTH QUARTER-CORNER SEC. 10 ; INFO FROM LAND.ST :1976
Comment (Production): USGS CITES SMALL AMOUNT OF PRODUCTION IN 1908 AND 1917
References
Reference (Deposit): LARSEN, E.S., JR., AND CROSS, WHITMAN, 1956, GEOLOGY AND PETROLOGY OF THE SAN JUAN REGION, SOUTHWESTERN COLORADO: USGS PROF. PAPER 258, P. 112.
Reference (Deposit): STEVEN, T.A., AND OTHERS, 1974, GEOLOGIC MAP OF THE DURANGO QUADRANGLE, SOUTHWESTERN COLORADO: USGS I-764.
Reference (Deposit): USGS MINERAL RESOURCES OF US, 1917, 1908
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
