The Devils Head Prospect is a gemstone mine located in Douglas county, Colorado at an elevation of 8,701 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: 8,701 Feet (2,652 Meters)
Commodity: Gemstone
Lat, Long: 39.25694, -105.11528
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.
Devils Head Prospect MRDS details
Site Name
Primary: Devils Head Prospect
Commodity
Primary: Gemstone
Tertiary: Feldspar
Tertiary: Tin
Location
State: Colorado
County: Douglas
District: Devils Head Pegmatite 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
Type: Surface
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
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: Front Range Uplift, Pikes Peak Batholith, Rampart Range Uplift
Type: L
Description: Perry Park-Jarre Canyon Fault, Rampart Range Fault, Manitou Park Half Graben
Alterations
Alteration Type: L
Alteration Text: Fe Oxides
Rocks
Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Gangue: Cleavelandite
Gangue: Biotite
Gangue: Cassiterite
Comments
Comment (Location): ALONG UNNAMED TRIBUTARY OF JACKSON CREEK APPROX 0.8 MILE SW OF DEVILS HEAD ; INFO FROM LAND.ST :(1974)
Comment (Development): SITE HAS PRODUCED GEM AND MINERAL SPECIMENS
Comment (Workings): OPEN CUTS
References
Reference (Deposit): MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 24-25.
Reference (Deposit): BRYANT, BRUCE, AND OTHERS, 1981, GEOLOGIC MAP OF THE DENVER 1X2 QUADRANGLE, NORTH-CENTRAL COLORADO: USGS MAP I-1163.
Reference (Deposit): HEINRICH, E.W., 1957, PEGMATITE PROVINCES OF COLORADO: COLORADO SCHOOL MINES QUART., V.52, NO. 4, P. 1-22.
Reference (Deposit): TRIMBLE, D.E., AND MACHETTE, M.N., 1979, GEOLOGIC MAP OF THE COLORADO SPRINGS-CASTLE ROCK AREA, FRONT RANGE URBAN CORRIDOR, COLORADO: USGS MAP I-857-F.
Reference (Deposit): PEACOCK, M.A., 1935, TOPAZ FROM DEVIL'S HEAD, COLORADO: AM. MINERALOGIST, V. 20, P. 354-363.
Reference (Deposit): HANLEY, J.B., AND OTHERS, 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-44: USGS PROF. PAPER 227, P. 31.
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