BGS mineralogy and petrology collection record
| Sample number | S81666; COLLNOYW1684; |
|---|---|
| Sample Donor | May,F. |
| Rock name | Porphyry. 'Original entry: Porphyry' |
| Stratigraphy | Not entered |
| Comments | Feldspar porphyry vein 0.3m |
| Locality details | Allt Chonnal |
| 50k map sheet | Glen Roy (63) |
| Map reference | NN 3903 9439 |
| 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
S81666
