Byers Peak, Grand Co., Colorado, USA
Latitude & Longitude (WGS84): | 39° 51' 51'' North , 105° 56' 50'' West |
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Latitude & Longitude (decimal): | 39.86443,-105.94724 |
GeoHash: | G#: 9xhdv15e4 |
Other regions containing this locality: | Rocky Mountains, North America |
Locality type: | Peak |
Köppen climate type: | Dfc : Subarctic climate |
SW of Fraser
Mineral List
1 valid mineral.
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: 2855861 | 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] |
Paleoproterozoic 1600 - 2500 Ma ID: 2209429 | Hornblende gneiss and clac-silicate gneiss Age: Proterozoic (1600 - 2500 Ma) Description: Interlayered hornblende-plagioclase gneiss and amphibolite (Xh), with lesser amounts of interlayered, commonly lensoidal or pod-shaped bodies of calc-silicate gneiss (Xc). Mapped widely in Ralston Buttes, Squaw Pass, and Evergreen 7.5-minute quadrangles (Sheridan and others, 1972; Sheridan and Marsh, 1976; Sheridan and others, 1967) and in northwest corner of quadrangle (Eppinger and others, 1984) Reference: Kellogg, K.S., Shroba, R.R., Bryant, Bruce, and Premo, W.R. Geologic Map of the Denver West 30' x 60' Quadrangle, North- Central Colorado. USGS Geologic Investigations Series 3000. [35] |
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] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License