Calcaire de Ferques Formation

Geology

Members: unnamed (6), Gris (1)

Lithologies: "shale" (1), sandstone (1), lime mudstone (1), "limestone" (1), "carbonate" (3)

Paleoenvironments: marine indet. (2), carbonate indet. (1), shallow subtidal indet. (3), open shallow subtidal (1)

Age range: base of the Early/Lower Frasnian to the top of the Middle Frasnian or 382.31000 to 375.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Frasnian382.31 - 379.0France (173501)
Frasnian382.31 - 372.15France (3399)
Middle Frasnian379.0 - 375.2France (3398 3400 3401 3402 65791)