Mine detail: Rattlesnake Park Mine

Previously called ''

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Location

Lat / long:

40.35637, -105.29837

Resource(M)

Primary:	Lithium, Beryllium
Ore:	Amblygonite, Beryl
Gangue:	Tourmaline

Production

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

Geology

Host rock:	Metasedimentary Rocks--Quartzofeldspathic Schist And Gneiss;Pegmatite
Host type:	Gneiss
Associated rock:	Pegmatite;Tonalite (Quartz Diorite)
Associated type:	Tonalite,Pegmatite
Structure:	Front Range Uplift, Ne-Trending Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010406
DEP	10013871
Reference	{Deposit:: THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.}{Deposit:: MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 30.}{Deposit:: COLTON, R.B., 1978, GEOLOGIC MAP OF THE BOULDER-FORT COLLINS-GREELEY AREA, COLORADO: USGS MAP I-855-G.}{Deposit:: USBM MINERAL EXAM. FILE (FROM ORIGINAL CRIB RECORD)}{Production:: USBM MINERAL EXAM FILE (FROM ORIGINAL CRIB RECORD)}
Reporter	Schwochow, Stephen D.