|Latitude & Longitude (WGS84):||38° 17' 8'' North , 118° 52' 56'' West|
|Latitude & Longitude (decimal):||38.28580,-118.88230|
|Köppen climate type:||Csb : Warm-summer Mediterranean climate|
|Other/historical names associated with this locality:||Chesco Mine, Juniata Mine|
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5 valid minerals.
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
2.588 - 23.03 Ma
|Cenozoic volcanic rocks|
Age: Neogene (2.588 - 23.03 Ma)
Stratigraphic Name: Columbia River Basalt
Comments: Columbia Plateau
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. 
5.333 - 23.03 Ma
|Younger andesite and intermediate flows and breccias|
Age: Miocene (5.333 - 23.03 Ma)
Stratigraphic Name: Kate Peak Formation; Alta Formation; Wahmonie Formation; Salyer Formation; Gilbert Andesite
Description: Includes some rocks mapped as the Kate Peak and Alta Formations on the Washoe South map; Wahmonie and Salyer Formations on the Nye South map; Gilbert Andesite on the Esmeralda map; pyroxene, hornblende phenoandesite, and phenodacite on the Elko map; and other unnamed units. It corresponds to the unit Ta3 on the 1978 State map. It is present everywhere except Eureka and White Pine Counties.
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.