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Wyoming

Basement domain in the Northern Rocky Mountains

Geologic information

Region Northern Rocky Mountains
Crust
Formation age: 3500-3200 Ma
Notes Includes 3.5-3.2 Ga Montana metasedimentary province; 3.0-2.5 Ga Beartooth-Bighorn magmatic zone, 2.9 Ga Southern accreted terranes; cratonized 3.0-2.8 Ga

Geographic extent

Moffat, Bannock, Bear Lake, Bingham, Bonneville, Butte, Caribou, Clark, Custer, Franklin, Fremont, Jefferson, Lemhi, Madison, Teton, Beaverhead, Big Horn, Carbon, Carter, Custer, Dawson, Fallon, Fergus, Gallatin, Garfield, Golden Valley, Jefferson, McCone, Madison, Meagher, Musselshell, Park, Petroleum, Phillips, Powder River, Prairie, Richland, Rosebud, Stillwater, Sweet Grass, Treasure, Valley, Wheatland, Wibaux, Yellowstone, Dawes, Sioux, Bowman, Bennett, Butte, Custer, Fall River, Haakon, Harding, Jackson, Jones, Lawrence, Meade, Mellette, Pennington, Perkins, Shannon, Stanley, Todd, Ziebach, Daggett, Rich, Albany, Big Horn, Campbell, Carbon, Converse, Crook, Fremont, Goshen, Hot Springs, Johnson, Lincoln, Natrona, Niobrara, Park, Platte, Sheridan, Sublette, Sweetwater, Teton, Uinta, Washakie, Weston

Bibliographic references

Grauch, V.J.S., Rodriguez, B.D., and Wooden, J.L., 2003, Geophysical and isotopic constraints on crustal structure related to mineral trends in north-central Nevada and implications for tectonic history: Economic Geology, v. 98, p. 269–286.Foster, D.A., Mueller, P.A., Vogl, J.J., Mogk, D.W., and Wooden, J.L., 2006, Proterozoic evolution of the western margin of the Wyoming craton—Implications for the tectonic and magmatic evolution of the northern Rocky Mountains: Canadian Journal of Earth Sciences, v. 43, p. 1601–1619.Mueller, P.A., Burger, H.R., Wooden, J.L., Heatherington, A.L., Mogk, D.W., and D’Arcy, K., 2004, Age and evolution of the Precambrian crust of the Tobacco Root Mountains, in Brady, John, and others, eds., Precambrian geology of the Tobacco Root Mountains, Montana: Geological Society of America Special Paper 377, p. 181–202.Rodriguez, B.D., and Williams, J.M., 2008, Tracking the Archean-Proterozoic suture zone in the northeastern Great Basin, Nevada and Utah: Geosphere, v. 4, p. 315–328; doi: 10.1130/GES00120.1.Tosdal, R.M., Wooden, J.L., and Kistler, R.W., 2000, Inheritance of Nevadan mineral belts from Neoproterozoic continental breakup, in Cluer, J.K., Price, J.G., Struhsacker , E.M., Hardyman, R.F., and Morris, C.L., eds., Geology and ore deposits 2000—The Great Basin and Beyond: Geological Society of Nevada Symposium Proceedings, 15–18 May 2000: Reno, Nevada, Geological Society of Nevada, p. 451–466.Graff, P.J., Sears, J.W., Holden, G.S., and Hausel, W.D., 1982, Geology of the Elmers Rock greenstone belt, Laramie Range, Wyoming: Geological Survey of Wyoming Report of Investigations 14, 23 p.