Peace River Formation

Geology

Group: Hawthorn

Members: unnamed (7), Bone Valley (37), Cadotte (2), Paddy (6)

Lithologies: not reported (16), "siliciclastic" (1), claystone (1), "shale" (2), siltstone (3), sandstone (22), gravel (1), "carbonate" (1), coal (6)

Paleoenvironments: marine indet. (6), terrestrial indet. (14), lagoonal/restricted shallow subtidal (1), marginal marine indet. (7), coastal indet. (4), estuary/bay (1), lagoonal (11), mire/swamp (6)

Age range: base of the Middle Albian to the top of the Hemphillian or 109.00000 to 4.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Middle Albian109.0 - 105.3Canada (Alberta) (87457)
Middle Albian - Late/Upper Albian109.0 - 99.6Canada (Alberta) (31590 31591 31592 31593 31594 31595 31596 31597 87389 87390)
Barstovian16.3 - 12.5USA (Florida) (18583)
Clarendonian12.5 - 9.4USA (Florida) (18588)
Early/Lower Clarendonian12.5 - 9.4USA (Florida) (18536 45461)
Tortonian11.62 - 7.246USA (Florida) (18505 18509 45452 45453 45454 45455 45456 45457 45459 45469 45476 45479 90284 122350 122351)
Tortonian - Zanclean11.62 - 3.6USA (florida) (144200)
Tortonian - Zanclean11.62 - 3.6USA (Florida) (18501 18511 18568 35023 79965 144202)
Hemphillian10.3 - 4.9USA (Florida) (18504 18514 18556 18565)
Late/Upper Hemphillian10.3 - 4.9USA (Florida) (18513 18532 18553 18573 18595 18599 60036 67804)
Late/Upper Hemphillian - Zanclean10.3 - 3.6USA (Florida) (18535)
Zanclean5.333 - 3.6USA (Florida) (45474 154720)