Kawakami Group

Geology

Formations: Morawan (4)

Lithologies: "shale" (2), siltstone (1), sandstone (1)

Paleoenvironments: marine indet. (1), basinal (siliceous) (3)

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) (45785 45786 45787 58896)