BGS mineralogy and petrology collection record
| Sample number | E35293; COLLNOWM9; |
|---|---|
| Sample Donor | Walter,M.J. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Fine to med. grained grey rock underlying ?Dolerite intrusion. |
| Locality details | Approx. 5/8m NNW of Tall y Llyn Ogwen Farm |
| 50k map sheet | Bangor (106) |
| Map reference | SH 6640 6180 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |
Petrological thin sections
Links to high resolution images
Transition from XPL to PPL light
E35293
