Dikes

These dike rocks of unknown composition are mapped in the Shawave Mountains in Pershing County, the Osgood Mountains and Edna Mountain in Humboldt County, and just outside of Eureka.
State Nevada
Name Dikes
Geologic age Cretaceous
Lithologic constituents
Major
Igneous > Hypabyssal (Dike or sill)dike rocks of unknown composition
References
NGMDB product
Counties Eureka - Humboldt - Pershing