BGS mineralogy and petrology collection record
| Sample number | E37993; COLLNOHF205; |
|---|---|
| Sample Donor | Francis,E.H. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Variety of intrusive rhyolites |
| Locality details | 400yds NE of Plas y Brenw |
| 50k map sheet | Bangor (106) |
| Map reference | SH 7177 5801 |
| 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
E37993
