| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Syenite |
| Object Number | ABDUG Rock.7846 |
| Brief Description | Junction of core syenites (hypersolvus) with Moine schists; contains quartz and amphibole; S |
| Place Key | Creag na Speireig (Between Ben Loyal and Cnoc nan Cuilean), Ben Loyal, Sutherland, Scotland |
| Aquisition Source | R. Robertson, BL 43 |
| Aquisition Date | 01/01/1970 |