BGS mineralogy and petrology collection record
| Sample number | MR8809 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Obsidian. 'Original entry: Obsidian' |
| Stratigraphy | Not entered |
| Comments | obsidian, ,Presented by the Lords of the Admiralty: |
| Locality details | Ascension Island,surface exposure,Ascension Island |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |