| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Granite |
| Object Number | ABDUG Rock.8591 |
| Brief Description | Errisbeg Adamellite (v. porphyritic) |
| Place Key | Costelloe (east), Galway Ireland |
| Aquisition Source | P.E. Brown 1979 |
| Aquisition Date | 01/01/1979 |