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Absaroka Volcanic Supergroup: Hominy Peak Formation

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Mafic volcaniclastic conglomerate and tuff; sparse claystone in upper part; gold-bearing quartzite conglomerate at base.
State Wyoming
Name Absaroka Volcanic Supergroup: Hominy Peak Formation
Geologic age Eocene
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate
Igneous > Volcanic (Pyroclastic-tuff)
Minor
Sedimentary > Clastic > Mudstone > Claystone
References

Love, J.D. and Christiansen, A.C., 1985, Geologic Map of Wyoming: U.S. Geological Survey, scale 1:500,000.

https://pubs.er.usgs.gov/publication/70046739
NGMDB product
Counties Teton