BGS mineralogy and petrology collection record
| Sample number | MR8849; COLLNORLS144; |
|---|---|
| Sample Donor | Sherlock,R.L. |
| Rock name | 'Original entry: Boulder Clay (Upper Mass)' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Grubb's Pit, 1/2 mile SW of Bayfordbury, 2 m SW of Hertford, Hertfordshire |
| 50k map sheet | Hertford (239) |
| Map reference | TL 303 099 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |