| Headon Formation | |
|---|---|
| Stratigraphic range: Bartonian | |
| Type | Formation |
| Underlies | Bembridge Limestone |
| Overlies | Barton Group |
| Thickness | 65 m (213 ft) |
| Location | |
| Region | England |
| Country |  United Kingdom |
| Type section | |
| Named for | Headon Hill |
| Location | Headon Hill & Whitecliff Bay |
The Headon Formation is a geological formation found in Hampshire, England. It preserves fossils dating back to the Bartonian stage (Eocene).[1]
- ^ British Geological Survey. "Headon Formation". BGS Lexicon of Named Rock Units. Retrieved 3 November 2018.