| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Siltstone |
| Object Number | ABDUG Rock.7688 |
| Brief Description | Fine grey siltstone; Course B, T.C |
| Place Key | Marloes, Pembrokeshire, Wales |
| Aquisition Source | C.R. Morey No 72 |
| Aquisition Date | 01/01/1966 |