BGS mineralogy and petrology collection record
| Sample number | S67220; COLLNOMX291; |
|---|---|
| Sample Donor | Mccourt,W.J. |
| Rock name | 'Original entry: Biotite Gneiss' |
| Stratigraphy | Not entered |
| Comments | Strongly foliated hornblende-diorite. Caledonian |
| Locality details | Crags 220 m SW of Creagan Loisgte Quarry, Sandside |
| 50k map sheet | Reay (115) |
| Map reference | NC 9452 6441 |
| 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
S67220
