BGS mineralogy and petrology collection record
| Sample number | E66193; COLLNOWPR42; |
|---|---|
| Sample Donor | Pratt, W. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Unnamed rock. Mineralogy of Feldspar porphyry. |
| Locality details | 430 m. SW. of Llys Bradwen. |
| 50k map sheet | Barmouth (149) |
| Map reference | SH 6463 1360 |
| 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
E66193
