BGS mineralogy and petrology collection record
| Sample number | E38685; COLLNOBL157; |
|---|---|
| Sample Donor | Leveridge,B.E. |
| Rock name | 'Original entry: Rhyolite' |
| Stratigraphy | Not entered |
| Comments | Cleaved base of rhyolitic intrusion forming 80 ft crags |
| Locality details | W side of Carreg Alltrem; base of exposure |
| 50k map sheet | Snowdon (119) |
| Map reference | SH 7395 5067 |
| 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
E38685
