South Rasmussen Ridge Phosphate Mine, Soda Springs, Caribou Co., Idaho, USA
|Latitude & Longitude (WGS84):||42° 51' North , 111° 21' West|
|Latitude & Longitude (decimal):||42.85000,-111.35000|
|Köppen climate type:||Dfb : Warm-summer humid continental climate|
13 valid minerals. 1 (TL) - type locality of 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
|Permian - Pennsylvanian|
252.17 - 323.2 Ma
|Sedimentary rocks (Permian and Pennsylvanian)|
Age: Paleozoic (252.17 - 323.2 Ma)
Stratigraphic Name: Phosphoria Formation; Wells Formation; Quadrant Formation; Amsden Formation; Shedhorn Formation; Snaky Canyon Formation; Sun Valley Group; Oquirrh Group
Description: Marine phosphorite, shale, and chert of Phosphoria Formation, fine-grained sandstone and mudrock of Wells, Quadrant, Amsden, and Shedhorn formations, and fine-grained sandstone, carbonaceous mudstone, and limestone of the Snaky Canyon Formation and Sun Valley and Oquirrh groups. Located in south-central and eastern Idaho. (Paleocene to Neoproterozoic Sedimentary and Igneous Rocks of the Cordilleran System).
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. 
Kampf, A. R., Nash, P., and Loomis, T. A. (2013), Phosphovanadylite-Ca, Ca[V#4#+^4P^2O^8(OH)^8.12H^2O, the Ca analogue of phosphovanadylite-Ba. American Mineralogist: 98: 439-443.