BGS mineralogy and petrology collection record
| Sample number | S21723 |
|---|---|
| Sample Donor | Macgregor,A.G. |
| Rock name | 'Original entry: Biotite Gneiss' |
| Stratigraphy | Not entered |
| Comments | Very dark biotite gneiss with small garnets |
| Locality details | W shore of Loch Bhasapoll, 600 yds N 10 deg E from crossroads at Kilmoluag |
| 50k map sheet | Tiree (42) |
| Map reference | NL 9673 4688 |
| 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
S21723
