BGS mineralogy and petrology collection record
| Sample number | E23774; COLLNORD5; |
|---|---|
| Sample Donor | Downing,R.A. |
| Rock name | 'Original entry: Silty,Carbonaceous Mudstone' |
| Stratigraphy | Not entered |
| Comments | Fireclay from base of Graigola seam |
| Locality details | Llwyn-Du Brickworks |
| 50k map sheet | Swansea (247) |
| Map reference | SN 711 015 |
| 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
E23774
