BGS mineralogy and petrology collection record
| Sample number | MR953 |
|---|---|
| Sample Donor | Butler |
| Rock name | Pelite. 'Original entry: Graptolitic Shale' |
| Stratigraphy | Wenlock. |
| Comments | Graptolitic shale,Wenlock,Collected byButler |
| Locality details | Qy. near roadside about 1/3 mile E of Builth, |
| 50k map sheet | Builth (196) |
| Map reference | SO 050 512 |
| Year collected | 1877 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |