Mine detail: Eureka Shaft

Previously called ''

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Location

Lat / long:

38.75084, -104.90139

Resource(B)

Primary:	Fluorine-Fluorite
Secondary:	Gemstone
Tertiary:	Titanium, Metal
Ore:	Cryolite, Fluorite
Gangue:	Microcline, Nacrite, Riebeckite, Rutile, Zircon
Orebody form:	IRREGULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Pikes Peak Granite;Fayalite Granite
Host type:	Granite
Associated rock:	Pikes Peak Granite;Fayalite Granite
Associated type:	Pegmatite,Granite
Structure:	Front Range Uplift, Pikes Peak Batholith, Mt Rosa Intrusive Center, Ute Pass Fault, Manitou Park Half Graben
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010308
DEP	10013806
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.}{Deposit:: FINLAY, G.I., 1916, DESCRIPTION OF THE COLORADO SPRINGS QUADRANGLE: USGS FOLIO 203.}{Deposit:: STEVEN, T.A., 1949, GEOLOGY AND FLUORSPAR DEPOSITS OF THE ST. PETERS DOME DISTRICT, COLORADO: COLORADO SCI. SOC. PROC., V. 15, NO. 6, P. 259-284.}{Deposit:: PEARL, R.M., 1965, COLORADO GEM TRAILS AND MINERAL GUIDE: DENVER, SAGE BOOKS, P. 171-180.}{Deposit:: OVER, EDWIN, JR., 1929, SOME MINERAL LOCALITIES OF EL PASO COUNTY: ROCKS AND MINERALS, V. 4, NO. 4, P. 106-107.}{Deposit:: PAULY, HANS, 1954, WEBERITE FROM PIKES PEAK, COLORADO: AM. MINERALOGIST, V. 39, NOS. 7 AND 8, P. 669-674.}
Reporter	Schwochow, Stephen D.