BGS mineralogy and petrology collection record
| Sample number | E39618; COLLNOMH347; |
|---|---|
| Sample Donor | Howells,M.F. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Lower Crafnant tuff units forming good positive features in sequence of tuffs and sediments |
| Locality details | 1/4 ml N of Cae Gwyn, 469 ft above base |
| 50k map sheet | Bangor (106) |
| Map reference | SH 7585 5810 |
| 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
E39618
