BGS mineralogy and petrology collection record
| Sample number | E39949; COLLNOBL257; |
|---|---|
| Sample Donor | Leveridge,B.E. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Forms good feature below Pen Y Castell |
| Locality details | 1075 yds NW of Tan Y Bwlch |
| 50k map sheet | Bangor (106) |
| Map reference | SH 7257 6933 |
| 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
E39949
