| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Schist |
| Object Number | ABDUG Rock.3109 |
| Brief Description | Vallafield Pelites; M 1, 2 & 3 (analysed) |
| Place Key | N. of N. of end of L. Stourhoull (near Standing Stones), Unst., Shetland |