BGS mineralogy and petrology collection record
| Sample number | S6407 |
|---|---|
| Sample Donor | Gunn, W. |
| Rock name | 'Original entry: Quartz Porphryry' |
| Stratigraphy | Not entered |
| Comments | Quartz porphryry, spherulitic |
| Locality details | 200 yards N of Tormusk triangulation point, Arran |
| 50k map sheet | Arran (13) |
| Map reference | NR 948 292 |
| 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
S6407
