Thesaurus Term/Concept: HERTFORDSHIRE PUDDINGSTONE
| Identifier | 164111 |
|---|---|
| Class | OBJECT MATERIAL |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A conglomerate rock comprising well rounded flint pebbles in a very hard matrix of fine pale coloured sand, bound together by hard natural silica cement. The pebbles are usually coloured ochre or red and have black rims. |