BGS mineralogy and petrology collection record
| Sample number | N3243; COLLNOZY203; |
|---|---|
| Sample Donor | Krabbendam, Dr Maarten |
| Rock name | 'Original entry: Grorudite' |
| Stratigraphy | Not entered |
| Comments | Grorudite ("grodurite") dyke in quartz syenite, from sheared margin of dyke |
| Locality details | River Oykell, E of Black Rock, from sheared margin of dyke |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |