| Collection | ABDUG University of Aberdeen, Geological Collections |
| Object Name | Dolerite |
| Object Number | ABDUG Rock.6497 |
| Brief Description | Fine grained dolerite dyke, probably Tertiary in age; S |
| Place Key | South of road in Glenglassera, Grid Ref. 144.384, Glenglassera, Co. Mayo, Ireland |
| Aquisition Source | R. Hinton, R7/40 |
| Aquisition Date | 01/01/1971 |