BGS mineralogy and petrology collection record
| Sample number | E26942; COLLNOFD52; |
|---|---|
| Sample Donor | Dunning,F.W. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Muddy Tuff, Upper Tuff Bed, Crafnant Volcanics (A8) |
| Locality details | Roche Moutanne' 350 yds. ENE of Tyn-Y-Groes |
| 50k map sheet | Bangor (106) |
| Map reference | SH 769 601 |
| 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
E26942
