BGS mineralogy and petrology collection record
| Sample number | S40437; COLLNOXN656; |
|---|---|
| Sample Donor | Wright,J.E. |
| Rock name | 'Original entry: Quartz-Microdiorite' |
| Stratigraphy | Not entered |
| Comments | ?Biotite microdiorite from rather massive sheet (probably same sheet as S. 40265) which cuts across foliation of striped psammite, and is cut by a thin acid veinlet |
| Locality details | Eas Chia-aig waterfall, 1240 yds due N of Achnacarry Post Office |
| 50k map sheet | Loch Eil (62) |
| Map reference | NN 1760 8887 |
| 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
S40437
