BGS mineralogy and petrology collection record
| Sample number | E46546; COLLNOSG191; |
|---|---|
| Sample Donor | Strong,G.E. |
| Rock name | Not entered |
| Stratigraphy | Bryn-Glas Formation |
| Comments | Upper Ordovician, Ashgillian Brynglas, dark grey, speckled Mst. |
| Locality details | 250 m 120 deg from Llyn Moel y Llyn |
| 50k map sheet | Aberystwyth (163) |
| Map reference | SN 7140 9149 |
| 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
E46546
