Opalinus Clay Formation
Geology
Members: unnamed (17)
Lithologies: mudstone (15), marl (1), "limestone" (1)
Paleoenvironments: marine indet. (15), carbonate indet. (2)
Age range: Opalinum or 175.60000 to 171.60000 Ma
Opalinus Clay Formation
Members: unnamed (17)
Lithologies: mudstone (15), marl (1), "limestone" (1)
Paleoenvironments: marine indet. (15), carbonate indet. (2)