Hanna Formation | |
---|---|
Stratigraphic range:
Selandian-
Thanetian (
Torrejonian-
Tiffanian) ~ | |
![]() Petrified wood from the Hanna Formation | |
Type | Formation |
Location | |
Coordinates | 41°48′N 107°00′W / 41.8°N 107.0°W |
Approximate paleocoordinates | 47°36′N 86°48′W / 47.6°N 86.8°W |
Region | Wyoming |
Country | ![]() |
Extent | Carbon Basin |
Type section | |
Named for | High Hanna Hill |
The Hanna Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Torrejonian to Tiffanian stages of the Paleogene period. [1]
Hanna Formation | |
---|---|
Stratigraphic range:
Selandian-
Thanetian (
Torrejonian-
Tiffanian) ~ | |
![]() Petrified wood from the Hanna Formation | |
Type | Formation |
Location | |
Coordinates | 41°48′N 107°00′W / 41.8°N 107.0°W |
Approximate paleocoordinates | 47°36′N 86°48′W / 47.6°N 86.8°W |
Region | Wyoming |
Country | ![]() |
Extent | Carbon Basin |
Type section | |
Named for | High Hanna Hill |
The Hanna Formation is a geologic formation in Wyoming. It preserves fossils dating back to the Torrejonian to Tiffanian stages of the Paleogene period. [1]