| Carstone Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Underlies | Gault Formation, Hunstanton Formation |
| Overlies | Various Paleozoic to Jurassic units |
| Thickness | Generally about 5 m but up to 18.9 m |
| Lithology | |
| Primary | Sandstone |
| Other | Conglomerate |
| Location | |
| Region | Europe |
| Country | England |
| Extent | Cambridgeshire, Lincolnshire, Norfolk |
The Carstone Formation is a geological formation in England. It preserves fossils dating back to the Albian stage of the Cretaceous period. It predominantly consists of "greenish-brown (rusty when weathered), thick-bedded, cross-bedded, oolitic ferruginous sandstone". [1]
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