| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Porphyry |
| Object Number | ABDUG Rock.6455 |
| Brief Description | Acid centre to composite intrusion; SA |
| Place Key | Shore W. of Mingavy pier, Ardnamurchan, Argyllshire, Scotland |
| Aquisition Source | J. Lawson, 8a |
| Aquisition Date | 01/01/1971 |