BGS mineralogy and petrology collection record
| Sample number | MR12006; F4801; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Obsidian. 'Original entry: Obsidian' |
| Stratigraphy | Not entered |
| Comments | obsidian, ,Collected by Rev W J Bramley-Moore: |
| Locality details | Obsidian Cliff, Yellowstone Park,surface exposure,USA |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1893 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |