| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Shale |
| Object Number | ABDUG Rock.1540 |
| Brief Description | Impure Calcareous Shale. (W. secondary wollastourite?) baked by overlying sill of Teschenite |
| Place Key | Mons Hill, Firth of Forth, Midlothian, Scotland |