BGS mineralogy and petrology collection record
| Sample number | MR21503; COLLNOEssex57G; |
|---|---|
| Sample Donor | Road Research Laboratory |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Mardyke pit, Hornchurch |
| 50k map sheet | Romford (257) |
| Map reference | TQ 507 835 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |