BGS mineralogy and petrology collection record
| Sample number | E39229; COLLNOCE72; |
|---|---|
| Sample Donor | Evans,C.D.R. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Dark flow banded rhyolitic rock, slightly spherulitic |
| Locality details | 800 yds 342 deg E of Cairn on Carnedd y Ddelw |
| 50k map sheet | Bangor (106) |
| Map reference | SH 7061 7125 |
| 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
E39229
