Gryaznovskaya Formation

Geology

Members: unnamed (1)

Lithologies: marl (1), "limestone" (1)

Paleoenvironments: marine indet. (1)

Age range: Haljala or 456.80000 to 453.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Haljala456.8 - 453.9Russian Federation (Leningrad oblast) (235822)