Mine detail: Luella Pegmatite

Previously called ''

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Location

Lat / long:

38.84944, -106.05171

Resource(B)

Primary:	Feldspar
Secondary:	REE, Bismuth
Tertiary:	Fluorine-Fluorite
Ore:	Allanite, Bismutite, Euxenite, Fluorite, Microcline
Gangue:	Apatite, Biotite, Calcite, Garnet, Hematite, Muscovite, Plagioclase, Quartz
Discovery year:	1946

Production

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

Geology

Host type:	Granite
Associated rock:	Granitic Rocks
Associated type:	Granite
Structure:	Arkansas Valley Graben, Southern Mosquito Range, Nnw-Trending Faults
Tectonic:	Central Cordillera (Southern Rocky Mountains)

References

MRDS	D010247
DEP	10087830
Reference	{Deposit:: HEINRICH, E. W., 1948, FLUORITE-RARE EARTH MINERAL PEGMATITES OF CHAFFEE AND FREMONT COUNTIES, COLORADO: AMERICAN MINERALOGIST, V. 33, NOS. 1-2, P. 69-71}{Deposit:: BRADY, B. T., 1975, MAP SHOWING FLUORSPAR DEPOSITS IN COLORADO: USGS MAP MR. 70, 1:500,000, TEXT}{Deposit:: TWETO, O. L., STEVEN, T. A., HAIL, W. J., JR., MOENCH, R. H., 1976, PRELIMINARY GEOLOGIC MAP OF THE MONTROSE 1DEG X 2DEG QUADRANGLE, SOUTHWESTERN COLORADO: USGS MAP MF-761, 1:250,000.}
Reporter	Collins, Donna B.