BGS mineralogy and petrology collection record
| Sample number | S4505/b |
|---|---|
| Sample Donor | Maconachie,A. |
| Rock name | 'Original entry: Phonolite (Nepheline Trachyte)' |
| Stratigraphy | Not entered |
| Comments | Phonolite (nepheline trachyte), plug |
| Locality details | Skelfhill Pen, 8 miles S of Hawick |
| 50k map sheet | Jedburgh (17) |
| Map reference | NT 44 03 |
| 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
S4505/b
