Farmington Canyon Complex and Little Willow Schist and Gneiss

Farmington Canyon Complex and Little Willow Schist and Gneiss (2.6 billion years old).
State Utah
Name Farmington Canyon Complex and Little Willow Schist and Gneiss
Geologic age Archean
Lithologic constituents
Major
Metamorphic (Amphibolite)gneisses and schist
Minor
Igneous > Plutonic (Dike or sill)pegmatite, also small bodies
Comments well exposed on Antelope Island
References

Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.

Willis, G.C., Yonkee, W.A., Doelling, H.H., and Jensen, M.E., 2000, Geology of Antelope Island State Park, Utah, in Sprinkel, D.A., Chidsey, Jr., T.C., and Anderson, P.B., Geology of Utah's Parks and Monuments: Utah Geological Association Publication 28, p. 337-364.

Nelson, S.T., Harris, R.A., Dorais, M.J., Heizler, M., Constenius, K., and Barnett, D.E., 2002, Basement complexes in the Wasatch Fault, Utah, provide new limits on crustal accretion: Geology, v. 30, no. 9, p. 831-834.

NGMDB product
Counties Box Elder - Davis - Morgan - Salt Lake - Weber