"The Claxby Ironstone is a geologic formation in England. It preserves fossils dating back to the Cretaceous period."@en . . . "43375379"^^ . . . . . . . . . . . . . . . . . . . . . . "480.0"^^ . . . "1518"^^ . . . . . . "Claxby Ironstone"@en . . "1096190381"^^ . . . . . . "Claxby Ironstone"@en . . . . . . "The Claxby Ironstone is a geologic formation in England. It preserves fossils dating back to the Cretaceous period."@en . . . . . "Early Cretaceous"@en . . . "The Wash, southern Lincolnshire"@en .