BGS mineralogy and petrology collection record
| Sample number | E77154; MR4098; |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Shelly Oolitic Limestone.Great Oolite Helmdon Stone.' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Helmdon, Northants. |
| 50k map sheet | Towcester (202) |
| Map reference | SP 588 436 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |