Lower Hard Shale Member

Geology

Group: Kawakami

Formation: Morawan

Lithologies: "shale" (1)

Paleoenvironments: marine indet. (1)

Age range: Chattian or 28.10000 to 23.03000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Chattian28.1 - 23.03Japan (Hokkaido) (58896)