Wet Mountains (Record #104) rare-earth element deposit in Colorado, United States

Carbonatite rare earth element deposit in Colorado, United States

Deposit type	Carbonatite
Age of deposit	Cambrian
REE minerals	apatite bastnäsite synchysite xenotime monazite
Ore minerals	thorite barite hematite
Gangue minerals	quartz
Host rock types	alkaline rocks carbonatite dikes

Geologic map unit	-105.4, 38.2
Other databases	Find additional scientific data near this location

Status	Occurrence
Resource estimates	13.96 Mt @ 1.0% REO (1989) 2.5% REO

Castor, S.B., 1994, Rare earth minerals, in Carr, D.D., ed., Industrial minerals and rocks, 6th edition: Littleton, Colorardo, Society for Mining, Metallurgy, and Exploratin, Inc., p. 827-839.
Jackson, W.D., and Christiansen, Grey, 1993, International strategic minerals inventory summary report-- Rare-earth oxides: U.S. Geological Survey Circular 930-N, 68 p.

REE, Nb, and Th occur in veins and carbonatite dikes. Province includes Gem Park, McClure Mtn-Iron Mtn, Democrat Creek, and other occurrences.

Castor, S.B., 1994, Rare earth minerals, in Carr, D.D., ed., Industrial minerals and rocks, 6th edition: Littleton, Colorardo, Society for Mining, Metallurgy, and Exploratin, Inc., p. 827-839.
Armbrustmacher, T.J., 1989, Minor element content, including radioactive elements and rare-earth elements, in rocks from the syenite complex at Roy Creek, Mount Prindel area, Alaska: U.S. Geological Survey Open-File Report 89-146, 11p.
Möller, P., 1989a, Rare earth mineral deposits and their industrial importance, in
Woolley, A.R., 1987, Alkaline rocks and carbonatites of the world; Part 1, North and South America: London, United Kingdom, British Museum of Natural History, 216 p.
Jackson, W.D., and Christiansen, Grey, 1993, International strategic minerals inventory summary report-- Rare-earth oxides: U.S. Geological Survey Circular 930-N, 68 p.