Oliver Saddle Prospect, Tallahassee Creek District, Fremont Co., Colorado, USA
|Latitude & Longitude (WGS84):||38° 32' 5'' North , 105° 27' 56'' West|
|Latitude & Longitude (decimal):||38.53472,-105.46555|
|Köppen climate type:||Dfb : Warm-summer humid continental climate|
DICKINSON, K.A., 1981, GEOLOGIC CONTROLS OF URANIUM MINERALIZATION IN THE TALLAHASSEE CREEK URANIUM DISTRICT, FREMONT COUNTY, COLORADO: MOUNTAIN GEOLOGIST, V. 18, NO. 4, P 88-9
Commodities (Major) - Uranium
Development Status: Occurrence
Host Rock Unit: Tallahassee Creek Conglomerate
Structure: Thirtynine Mile Volcanic Field, Currant Creek Basin, Echo Park Graben, Paleovalleys
Host Rock: Tuff, Volcanic Breccia (Agglomerate), Bentonite
Tectonic Structure: Central Cordillera (Southern Rocky Mountains)
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
4 valid minerals.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
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
|Rupelian - Priabonian|
28.1 - 37.8 Ma
|Pre-ash-flow andesitic lavas, breccias, tuffs, and conglomerates|
Age: Paleogene (28.1 - 37.8 Ma)
Description: Includes several named units
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. 
1600 - 2500 Ma
|Paleoproterozoic crystalline metamorphic rocks|
Age: Proterozoic (1600 - 2500 Ma)
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.