Morawan Formation

Geology

Group: Kawakami

Members: Kamirawan (1), Lower Hard Shale (1), Middle Hard Shale (1), Upper tuffaceous silstone (1), upper tuffaceous siltstone (1)

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

Paleoenvironments: marine indet. (1), basinal (siliceous) (3), shoreface (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) (45785 45786 45787 58896 162501)