BGS mineralogy and petrology collection record
| Sample number | MR20933 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Slate. 'Original entry: Slate Of Broad Vein' |
| Stratigraphy | Not entered |
| Comments | Slate of broad vein,slate,Collected byT.N. George TN81 |
| Locality details | Cambergi Quarry, Aberllefenni, Merionethshire, |
| 50k map sheet | Barmouth (149) |
| Map reference | SH 766 107 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |