An exposed area of in situ rock. Related Articles: Coccoliths: Tiny fossils with immense paleontological importanceFossil fishes of the Old Red Sandstone, ScotlandSalthill Quarry, Clitheroe: A resource degradedI, a Geologist (Part 2): The geology of Charles DarwinGeology and fossils of the Spilsby Sandstone Formation of Nettleton, Lincolnshire« Back to Glossary Index