BGS mineralogy and petrology collection record
| Sample number | E56232; COLLNORK1384; |
|---|---|
| Sample Donor | Knox,R.W.O. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Shelly clay, 0.5 m. above lignite. (Woolwich Clays). |
| Locality details | M25, (Aveley) N. bridge excavation. |
| 50k map sheet | Dartford (271) |
| Map reference | TQ 576 802 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |