Kattendijk Formation

The Kattendijk Formation (also known as the Kattendijk Sands) is a five million years old marine geological formation north of Antwerp, Belgium. including the north-western parts of the Campine region. The area was named by De Heuter and Laga in 1976.^[1] The sands range from medium fine to coarse and contain a large proportion of shell grit.^[2][3]

Geology

The clay of the Rupelian era developed to a depth of approximately 70 m (230 ft) beneath a deposit of Neogene sand.^[1] The formation has a Miocene Era aquifer, while the clay level dates to the Pliocene.^[4]

Palaeontology

A Pliocene species of auk (Alca stewarti) was found in 2000.^[5] A small oceanic dolphin, Pliodelphis, is also known from the formation.^[6]