Silver City Monzonite, Sunrise Peak Monzonite Porphyry, Swanson Quartz Monzonite

Silver City Monzonite (31 my), Sunrise Peak Monzonite Porphyry, Swanson Quartz Monzonite
State Utah
Name Silver City Monzonite, Sunrise Peak Monzonite Porphyry, Swanson Quartz Monzonite
Geologic age Late Eocene to Oligocene
Lithologic constituents
Major
Igneous > Plutonic > Syenitic > Monzonite (Pluton)
Igneous > Plutonic > Granitic > Granodiorite (Pluton)Swanson Quartz monzonite is altered Packard (Hintze, 1988)
Incidental
Igneous > Plutonic > Dioritic > Quartz-monzodiorite (Pluton)
Igneous > Plutonic > Syenitic > Quartz-monzonite (Pluton)
Igneous > Plutonic > Dioritic > Quartz-diorite (Pluton)
Igneous > Plutonic > Dioritic > Diorite (Pluton)
Igneous > Plutonic > Granitic > Granite (Pluton)
Igneous > Plutonic > Dioritic > Monzodiorite (Pluton)
Comments includes rocks that host Bingham Canyon porphyry copper deposit
References

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

Hintze, L.F., 1988, Geologic History of Utah: Brigham Young University Geology Studies Special Publication 7, 202 p.

Hintze, L.F., 1988, Geologic History of Utah: Brigham Young University Geology Studies Special Publication 7, 202 p.

Nutt and Ludington, open file

Hannah, J. L., Stein, H. J., and Snee, L.W., 1995, Examining the caldera-ore deposit connection; hydrothermal activity during resurgence of the Tintic Caldera, Utah [abst.] Geological Society of America Abstracts with Programs v. 27, no. 6, p.327.

Hannah, J. L., Stein, H. J., and Snee, L.W., 1995, Examining the caldera-ore deposit connection; hydrothermal activity during resurgence of the Tintic Caldera, Utah [abst.] Geological Society of America Abstracts with Programs v. 27, no. 6, p.327.

NGMDB product
Counties Juab - Millard - Salt Lake - Sevier - Tooele - Utah