BGS mineralogy and petrology collection record
| Sample number | N11820; COLLNODO1475; |
|---|---|
| Sample Donor | Barber, Anthony J. Emeritus Royal Holloway Collage |
| Rock name | 'Original entry: Quartzo-Feldspathic Gneiss' |
| Stratigraphy | Not entered |
| Comments | With biotite pseudomorphs after hornblende porphyroblasts; Western Lewisian |
| Locality details | Avernish, Lochalsh |
| 50k map sheet | Glenelg (71) |
| Map reference | NG 834 260 |
| 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
N11820
