BGS mineralogy and petrology collection record
| Sample number | EMC8464 |
|---|---|
| Sample Donor | Murchison House Mineral Collection |
| Rock name | 'Original entry: Chrysoprase?' |
| Stratigraphy | Not entered |
| Comments | Chrysoprase? (provisional), or chromium chalcedony or adventurine? Small cut sample found in "opal tray" |
| Locality details | |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |