BGS mineralogy and petrology collection record
| Sample number | E32389; COLLNOHS66; |
|---|---|
| Sample Donor | Squirrell,H.C. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | ? Tonstein in roof of Gorllwyn Seam. |
| Locality details | Tirpentwys Colliery No. 4 Draft. |
| 50k map sheet | Newport (249) |
| Map reference | ST 2470 9999 |
| 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
E32389
