BGS mineralogy and petrology collection record
| Sample number | MR4934 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Metamudstone. 'Original entry: Ovoid Colour Striping In Slate' |
| Stratigraphy | Not entered |
| Comments | Ovoid colour striping in slate,slate, RS155 |
| Locality details | Penrhyn Qys., near Bethesda, |
| 50k map sheet | Bangor (106) |
| Map reference | SH 622 650 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |