BGS mineralogy and petrology collection record
| Sample number | MR22005 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Obsidian. 'Original entry: Obsidian' |
| Stratigraphy | Not entered |
| Comments | obsidian, ,: |
| Locality details | Lake Roto-ehu, North Island,surface exposure,New Zealand |
| 50k map sheet | Not entered |
| Map reference | 38:1,176:32 |
| Year collected | 1959 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |