Mine detail: Navajo Claims

Previously called 'Big Emma'

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Location

Lat / long:

38.40279, -105.55808

Resource(M)

Tertiary:	Uranium, Iron
Other material:	Magnetite

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Migmatitic Gneiss
Host type:	Schist,Gneiss,Pegmatite
Associated rock:	Granodiorite Of Boulder Creek Age
Associated type:	Diorite
Structure:	Wet Mountains, Ne-Trending Faults Connecting Texas Creek Fault And Echo Park Graben Boundary Fault
Tectonic:	Central Cordillera (Southern Rocky Mountains)

References

MRDS	D009467
DEP	10087765
Reference	{Deposit:: NELSON-MOORE, J.L., COLLINS, D.B. AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULLETIN 40, P. 150.}{Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A. AND EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.}
Reporter	Collins, Donna B.