BGS mineralogy and petrology collection record
| Sample number | E30304; MR25974; COLLNOHS41; |
|---|---|
| Sample Donor | Squirrell,H.C. |
| Rock name | 'Original entry: Mudstone Breccia' |
| Stratigraphy | Not entered |
| Comments | Upper coal measures. Calc bed with prominent cone-in-cone. |
| Locality details | 2140 Yds. E. at 1 deg. N. of Groeswen Halt, Nantgarw 'B' BH. |
| 50k map sheet | Newport (249) |
| Map reference | SO 1346 8680 |
| 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
E30304
