BGS mineralogy and petrology collection record
| Sample number | MR5079 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Tachylite [Compact Basalt With Tachylitic Margins]' |
| Stratigraphy | Not entered |
| Comments | Purch. From F.H.Butler 3/6 |
| Locality details | Pass of Gribun, Mull, Argyllshire |
| 50k map sheet | Not entered |
| Map reference | NM 448 339 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |