BGS mineralogy and petrology collection record
| Sample number | E25299; COLLNO13/NE32; |
|---|---|
| Sample Donor | Stevenson,I.P. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Rhyolite |
| Locality details | 1250 yds. E of Bwlch-Y-Gaer; 440 yds. N of Onen-Ebsyd |
| 50k map sheet | Bangor (106) |
| Map reference | SH 754 690 |
| 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
E25299
