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Crooks Gap Conglomerate

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Giant boulders of granite in arkosic sandstone matrix. Reynolds (1976) considers age of eastern exposures to be Oligocene(?).
State Wyoming
Name Crooks Gap Conglomerate
Geologic age Eocene
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate
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 Fremont - Sweetwater