Ishiizawa Sandstone Member

Geology

Formation: Atsunai

Lithologies: sandstone (2)

Paleoenvironments: transition zone/lower shoreface (2)

Age range: Langhian or 15.97000 to 13.82000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Langhian15.97 - 13.82Japan (Hokkaido) (188758)
Middle Miocene15.97 - 11.608Japan (70399 70400)