BGS mineralogy and petrology collection record
| Sample number | S46731; COLLNOYR393; |
|---|---|
| Sample Donor | Smith,D.I. |
| Rock name | 'Original entry: Granite' |
| Stratigraphy | Not entered |
| Comments | Granite |
| Locality details | Cruachan Access Tunnel, c. 2230 ft from portal (HE 26) |
| 50k map sheet | Oban (45) |
| Map reference | NN 0801 2757 |
| 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
S46731
