BGS mineralogy and petrology collection record
| Sample number | E52317; COLLNOLB557; |
|---|---|
| Sample Donor | Jackson,A.A |
| Rock name | 'Original entry: Tuff' |
| Stratigraphy | Not entered |
| Comments | Acid tuff with, ? galena |
| Locality details | 310 m 318 deg from Pont Fronwydd |
| 50k map sheet | Bala (136) |
| Map reference | SH 8295 2480 |
| 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
E52317
