Bridger Formation (WYTb;0)

Mineral Resources On-Line Spatial Data

BRIDGER FORMATION--Greenish-gray, olive-drab, and white tuffaceous sandstone and claystone; lenticular marlstone and conglomerate.

State	Wyoming
Name	Bridger Formation
Geologic age	Phanerozoic \| Cenozoic \| Tertiary \| Eocene
Primary rock type	fine-grained mixed clastic
Secondary rock type	mixed clastic/volcanic
Other rock types	mixed clastic/carbonate
Lithologic constituents	Major Sedimentary > Clastic > Sandstone Sedimentary > Clastic > Mudstone > Claystone Minor Sedimentary > Carbonate > Marlstone Sedimentary > Clastic > Conglomerate Incidental Igneous > Volcanic (Pyroclastic, tuff)
Map references	Love, J.D. and Christiansen, Ann Coe, 1985, Geologic Map of Wyoming: U.S. Geological Survey. [http://pubs.er.usgs.gov/publication/ofr83802]
Unit references	Love, J.D. and Christiansen, Ann Coe, 1985, Geologic Map of Wyoming: U.S. Geological Survey. [http://pubs.er.usgs.gov/publication/ofr83802]
Counties	Fremont - Lincoln - Sublette - Sweetwater - Uinta