BGS mineralogy and petrology collection record
| Sample number | E66220; COLLNOWPR69; |
|---|---|
| Sample Donor | Pratt, W. |
| Rock name | Tuff. 'Original entry: Tuff' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | 270 m. NNW. of Cairn at summit of Craig Cwm Amarch. |
| 50k map sheet | Barmouth (149) |
| Map reference | SH 7093 1240 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |
Petrological thin sections
Links to high resolution images
Transition from XPL to PPL light
E66220
