BGS mineralogy and petrology collection record
| Sample number | E54858; COLLNOLA998; |
|---|---|
| Sample Donor | Allen,P.M. |
| Rock name | Porphyry. 'Original entry: Porphyry' |
| Stratigraphy | Not entered |
| Comments | Porphyry. |
| Locality details | 150 m. N. of Reynish House. |
| 50k map sheet | St. Davids (209) |
| Map reference | SM 9326 2182 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |