State | Idaho |
---|---|
Name | Syenite and related rocks. |
Geologic age | Cretaceous |
Lithologic constituents |
Major
Igneous > Plutonic > Syenitic > Monzonite (Stock or pipe, Pluton)
Igneous > Plutonic > Syenitic > Syenite (Stock or pipe, Pluton)
Igneous > Plutonic > Syenitic > Quartz-monzonite (Stock or pipe, Pluton)
Minor
Igneous > Volcanic > Ultramafic > Pyroxenite (Stock or pipe, Pluton)
|
References | Lewis, Reed S., Link, Paul K., Stanford, Loudon R., and Long, Sean P., Geologic Map of Idaho, 2012, Idaho Geological Survey, Geologic Map 9 (M-9); Scale 1:500,000. |
NGMDB product | |
Counties | Adams - Bonner - Boundary - Latah - Shoshone |