BGS mineralogy and petrology collection record
| Sample number | ENQ477 |
|---|---|
| Sample Donor | Building Research Lab.; Enquiry; |
| Rock name | 'Original entry: Portland Cement Clinker' |
| Stratigraphy | Not entered |
| Comments | I.C.I. Dry Process Sample A20 |
| Locality details | Locality not known |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1943 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |