BGS mineralogy and petrology collection record
| Sample number | MR21851; COLLNOC679; |
|---|---|
| Sample Donor | Collins,G.H. |
| Rock name | 'Original entry: Grey Slate' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Rhiw R-Gwreiddyn Slate Works, 700yds S10degE of Esgair-Geiliog station |
| 50k map sheet | Barmouth (149) |
| Map reference | SH 759 052 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |