BGS mineralogy and petrology collection record
| Sample number | MR9838 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Metamudstone. 'Original entry: Slate, Soft Blue Vein' |
| Stratigraphy | Not entered |
| Comments | Slate, Soft Blue Vein,roofing slate,Collected byTN George TN134 |
| Locality details | Penrhyn,Bethesda, |
| 50k map sheet | Bangor (106) |
| Map reference | |
| Year collected | 1932 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |