BGS mineralogy and petrology collection record
| Sample number | E71290; COLLNOLC56; |
|---|---|
| Sample Donor | Fortey,N.J. |
| Rock name | Hornfels; Lapilli-Tuff;. 'Original entry: Indurated Sandstone' |
| Stratigraphy | Arenig. Kirk Stile Formation. |
| Comments | baked sandstone with fine spotting KDC440 GIR7933 |
| Locality details | Grasmoor, summit area |
| 50k map sheet | Keswick (29) |
| Map reference | NY 1782 2014 |
| Year collected | 1982 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |