Geologic Unit: Green River

Usage:

Green River Formation (CO*,UT*,WY*)

Subunits:

(alphabetical): Angelo Member (WY*), Anvil Points Member (CO*), Black Sulphur Tongue (CO*), Coughs Creek Tongue (CO*), Cow Ridge Member (CO*,UT*), Douglas Creek Member (CO*,UT*), Dry Fork Tongue (CO*), Evacuation Creek Member (CO,UT), Farson Sandstone Member (WY*), Flagstaff Member (UT*), Fontenelle Tongue (WY*), Fossil Butte Member (WY*), Garden Gulch Member (CO*,UT*), Godiva Rim Member (CO*,WY*), Laney Member (CO*,WY*), Luman Tongue (CO*,WY*) or Luman Member (WY), Middle Fork Tongue (UT), Parachute Creek Member (CO*,UT*), Soldier Summit Member (UT), Stewart Gulch Tongue (CO*), Thirteenmile Creek Tongue (CO*), Tipton Tongue (CO*,UT,WY*) or Tipton Shale Member (CO*,WY*), Wilkins Peak Member (CO*,WY*), Yellow Creek Tongue (CO*).

Geologic age:

Tertiary*
Paleocene* (local)
Eocene*

Type section, locality, area and/or origin of name:

Not designated. Origin of name not stated by author, but probably named from exposures along Green River, Sweetwater Co., WY (Hayden, 1869).

AAPG geologic province:

Green River basin*
Piceance basin*
Uinta basin*
Wasatch uplift*