Commodities
PrimaryGemstone
TertiaryTin, Feldspar
Commodity typeB
Deposit
Deposit sizeS
WorkingsSurface
Materials
GangueBiotite, Cassiterite, Cleavelandite
Geology
Host rockGranite · Pikes Peak Granite;Pegmatite
Associated rockPegmatite,Granite · Pikes Peak Granite;Pegmatite
StructureFront Range Uplift, Pikes Peak Batholith, Rampart Range Uplift, Perry Park-Jarre Canyon Fault, Rampart Range Fault, Manitou Park Half Graben
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationFe Oxides
Economic & production
Development statusPast Producer
Identification
Deposit ID10013800
MRDS IDD010296
RegionNA
Data scoreB
Coordinates39.25694, -105.11585
References
MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 24-25.BRYANT, BRUCE, AND OTHERS, 1981, GEOLOGIC MAP OF THE DENVER 1X2 QUADRANGLE, NORTH-CENTRAL COLORADO: USGS MAP I-1163.HEINRICH, E.W., 1957, PEGMATITE PROVINCES OF COLORADO: COLORADO SCHOOL MINES QUART., V.52, NO. 4, P. 1-22.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.PEACOCK, M.A., 1935, TOPAZ FROM DEVIL'S HEAD, COLORADO: AM. MINERALOGIST, V. 20, P. 354-363.HANLEY, J.B., AND OTHERS, 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-44: USGS PROF. PAPER 227, P. 31.