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Fair-U Occurrence, Fish Creek District, Routt Co., Colorado, USA

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Latitude & Longitude (WGS84): 40° 29' 18'' North , 106° 45' 52'' West
Latitude & Longitude (decimal): 40.48833,-106.76444
Köppen climate type:Dfc : Subarctic climate


Commodities (Major) - Uranium
Development Status: Occurrence


Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


4 valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Paleoproterozoic
1600 - 2500 Ma



ID: 3186950
Paleoproterozoic crystalline metamorphic rocks

Age: Proterozoic (1600 - 2500 Ma)

Lithology: Orthogneiss/paragneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Paleoproterozoic
1600 - 2500 Ma



ID: 2855474
Felsic and hornblendic gneisses, either separate or interlayered

Age: Proterozoic (1600 - 2500 Ma)

Description: Includes metabasalt, metatuff, and interbedded metagraywacke; locally contains interlayered biotite gneiss. Derived principally from volcanic rocks

Lithology: Major:{gneiss}, Minor:{metabasalt,metagraywacke}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bankey, Viki; Soulliere, Sandra J.; Toth, Margo I. (2000) Mineral resource potential and geology of the Routt National Forest and the Middle Park Ranger District of the Arapaho National Forest, Colorado. USGS Professional Paper 1610
Beroni, E.P., and Derzay, R.C., 1955, The uranium deposits of the
Fish Creek district, Colorado, in Guidebook to the Geology of
Northwest Colorado: Salt Lake City, Utah, Intermountain
Association of Petroleum Geologists, 6th Annual Field Conference,
Rocky Mountain Association of Geologists, Annual Field
Conference, 1955, p. 123.
Beroni, E.P., and McKeown, F.A., 1952, Reconnaissance for uraniferous
rocks in northwestern Colorado, southwestern
Wyoming, and northeastern Utah: U.S. Geological Survey
Trace Elements Investigations Report TEI-308-A, p. 41.
REF:Deposit:: STEAMBOAT SPRINGS 7.5 QUADRANGLE
Deposit:: COLO GEOL SURVEY: ENERGY & MINERALRESOURCES MAP OF ROUTT COU
Deposit:: MINERAL APPRAISAL OF ROUTT NATIONAL FOREST, COLORADO, USBM
Deposit:: OPENFILE REPORT ?-93, SAMPLES 269-278.

 
Mineral and/or Locality  
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