BGS mineralogy and petrology collection record
| Sample number | E53873; COLLNORN409; |
|---|---|
| Sample Donor | Reedman,A.J. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Rhyolite |
| Locality details | 790 m SSE of Pen Bryn Du |
| 50k map sheet | Bangor (106) |
| Map reference | SH 6920 7038 |
| 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
E53873
