The Spielman Quarry is a feldspar mine located in Douglas county, Colorado at an elevation of 8,921 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: 8,921 Feet (2,719 Meters)
Commodity: Feldspar
Lat, Long: 39.15972, -105.04028
Map: View on Google Maps
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Spielman Quarry MRDS details
Site Name
Primary: Spielman Quarry
Commodity
Primary: Feldspar
Tertiary: REE
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
Owner Name: Wallace Brough
Home Office: Woodland Park, Co.
Years: 1947 -
Owner Name: M And S, Inc.
Home Office: Denver, Co.
Years: 1947 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1947
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
Not available
Rocks
Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Microcline
Gangue: Allanite
Gangue: Biotite
Comments
Comment (Location): SOUTH OF FERN CREEK 5.5 MILES SE OF DAKAN MTN AND 7.7 MILES SE OF DEVILS HEAD. AT OR NEAR LOST DUTCHMAN SITE ; INFO FROM LAND.ST :(1974)
Comment (Production): PROBABLE PARTIAL PRODUCTION RECORD
Comment (Deposit): UNZONED PEGMATITE
Comment (Workings): OPEN CUTS UP TO 12 FT HIGH
References
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 (Production): COLO. DIV. MINES ANN. OPERATOR REPT.
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 L-1163.
Reference (Deposit): HEINRICH, E.W., 1957, PEGMATITE PROVINCES OF COLORADO: COLORADO SCHOOL MINES QUART., V. 52, NO. 4, P. 1-22.
Colorado Mining Photos
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