Mine detail: Dazie Bell Mine

Previously called 'Daisy Bell Mine'

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Location

Lat / long:

39.38056, -105.20169

Resource(B)

Primary:	Quartz
Secondary:	Fluorine-Fluorite, REE
Tertiary:	Manganese
Ore:	Gadolinite, Quartz
Gangue:	Allanite, Doverite, Pyrolusite
Orebody form:	ELLIPSOIDAL

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Last production ended:	1965

Geology

Host rock:	Pikes Peak Granite;Pegmatite
Host type:	Pegmatite
Associated rock:	Pikes Peak Granite;Pegmatite
Associated type:	Pegmatite,Granite
Structure:	Front Range Uplift, Pikes Peak Batholith, Pine Gulch Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Minor Replacement Of Fluorite By Gadolinite

References

MRDS	D010175
DEP	10013724
Reference	{Deposit:: SIMMONS, W.B., AND HEINRICH, E.W., 1980, RARE-EARTH PEGMATITES OF THE SOUTH PLATTE DISTRICT, COLORADO: CGS RESOURCE SER. 11, 131 P.}{Deposit:: PETERSON, W.L., 1964, GEOLOGY OF THE PLATTE CANYON QUADRANGLE, COLORADO: USGS BULL. 1181-C, 23 P., 1 PL.}{Deposit:: HAYNES, C.V., JR., 1965, GENESIS OF THE WHITE CLOUD AND RELATED PEGMATITES, SOUTH PLATTE AREA, JEFFERSON COUNTY, COLORADO: GSA BULL., V. 76, NO. 4, P. 441-462.}{Deposit:: COLORADO DIV. MINES ANNUAL OPERATORS REPTS.}
Reporter	Schwochow, Stephen D., Spanski, Gregory T.