BGS mineralogy and petrology collection record
| Sample number | E40326; COLLNOCE226; |
|---|---|
| Sample Donor | Evans,C.D.R. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Basal fossiliferous part of the Pen y Castel vitric crystal tuff |
| Locality details | 2250 ft, 103 deg E of N of Tree stand in Pant y Griafolen |
| 50k map sheet | Bangor (106) |
| Map reference | SH 7164 6659 |
| 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
E40326
