Adamellite intrusion

Adamellite intrusion 2.5 b.y. by Rb-Sr
State Utah
Name Adamellite intrusion
Geologic age Archean
Lithologic constituents
Major
Igneous > Plutonic > Syenitic > Quartz-monzonite (Pluton)
Minor
Igneous > Plutonic > Dioritic > Quartz-monzodiorite (Pluton)
References

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

Dudash, S. L., Hoisch, T., and Wells, M., 2001, Polymetamorphism of Archean pelitic schist in the Grouse Creek Mountains, northwestern Utah [abst.]: Geological Society of America Abstracts with Programs, v. 33, no. 3, p. 51.

NGMDB product
Counties Box Elder