BGS mineralogy and petrology collection record
| Sample number | E16923 |
|---|---|
| Sample Donor | Stubblefield,J.S. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Cwm Gwnnen, 1.5 ml SW of Pen y Bont Fawr |
| 50k map sheet | Bala (136) |
| Map reference | |
| 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
E16923
