Heiberg Formation

Geology

Group: Bathurst

Members: unnamed (6), Fosheim (9), Remus (1), Romulus (1), Romulus/Fosheim (1)

Lithologies: "siliciclastic" (5), "shale" (3), sandstone (11)

Paleoenvironments: marine indet. (5), terrestrial indet. (1), delta plain (10), delta front (2)

Age range: base of the Alaunian to the top of the Early/Lower Pliensbachian or 215.38000 to 184.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Late/Upper Triassic237.0 - 201.4Canada (Nunavut) (38500)
Norian227.3 - 205.7Canada (Nunavut) (140686 142422 142423 207614)
Norian227.3 - 205.7Canada (Northwest Territories) (23981 23982)
Norian - Early/Lower Pliensbachian227.3 - 184.2Canada (Northwest Territories) (23969 23976 23977)
Norian - Early/Lower Jurassic227.3 - 174.7Canada (Northwest Territories) (23978 23979 23980 23983 23984)
Alaunian215.38 - 211.18Canada (Nunavut) (137157 137955)
Early/Lower Jurassic - Early/Lower Toarcian201.4 - 182.9Canada (Northwest Territories) (23986)