| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Porphyrite (?) |
| Object Number | ABDUG Rock.6629 |
| Brief Description | Metasomatised dyke cutting Carn Chois diorite; S |
| Place Key | 3 miles NE of Comrie, Perthshire, Scotland |
| Aquisition Source | J. Robertson, (J117) |
| Aquisition Date | 01/01/1967 |