BGS mineralogy and petrology collection record
| Sample number | S38905 |
|---|---|
| Sample Donor | Road Research Laboratory |
| Rock name | 'Original entry: Quartz Porphyry' |
| Stratigraphy | Not entered |
| Comments | Quartz porphyry |
| Locality details | Craigdau Quarry, Bennan |
| 50k map sheet | Arran (13) |
| Map reference | NR 99 21 |
| 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
S38905
