BGS mineralogy and petrology collection record
| Sample number | E19741; COLLNO49; |
|---|---|
| Sample Donor | Road Stone Museum |
| Rock name | 'Original entry: Greywacke' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Pen-yr-allt-wen quarry Pen-yr-allt-wen Pontardawe |
| 50k map sheet | Swansea (247) |
| Map reference | SN 731 034 |
| 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
E19741
