Farmington-Selway

Basement domain in the Northern Rocky Mountains

Geologic information

Region Northern Rocky Mountains
Crust
Formation age: 1670 Ma
Notes Possibly 2 extensional episodes, 2.45 Ga and 1.67 Ga

Geographic extent

Bibliographic references

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.Leeman, W.P., Menzies, M.A., Matty, D.J., and Embree, G.F., 1985, Strontium, neodymium and lead isotopic compositions of deep crustal xenoliths from the Snake River Plain—Evidence for Archean basement: Earth and Planetary Science Letters, v. 75, p. 354–368.Nelson, S.T., Hart, G.L., and Frost, C.D., 2011, A reassessment of Mojavia and a new Cheyenne Belt alignment in the eastern Great Basin: Geosphere; v. 7, p. 513–527; doi: 10.1130/GES00595.1.Mueller, P.A., Wooden, J.L., Mogk, D.W., and Foster, D.A., 2011, Paleoproterozoic evolution of the Farmington zone—Implications for terrane accretion in southwestern Laurentia: Lithosphere, v. 3, p. 401–408.Mueller, P.A., Wooden, J.L., Mogk, D.W., and Foster, D.A., 2011, Paleoproterozoic evolution of the Farmington zone—Implications for terrane accretion in southwestern Laurentia: Lithosphere, v. 3, p. 401–408.Strickland, Ariel, Miller, E.L., and Wooden, J.L., 2011, The timing of Tertiary metamorphism and deformation in the Albion–Raft River–Grouse Creek metamorphic core complex, Utah and Idaho: Journal of Geology, v. 119, p. 185–206.
Wolf, D.E., Leeman, W.P., and Vervoort, J.D., 2005, U-Pb zircon geochronology of crustal xenoliths confirms presence of Archean basement beneath the central and eastern Snake River Plain [abs.]: Geological Society of America Abstracts with Programs, v. 37, p. 60.