Thesaurus Term/Concept: WELSH SLATE
| Identifier | 98286 |
|---|---|
| Class | MAIN BUILDING MATERIALS |
| Status | Preferred |
| Index? | Yes |
| Scope Note | Collective term for the North and South Wales groups of slate. Hard, fine grained, metamorphic rock, with varying dark shades. |
| Identifier | 98286 |
|---|---|
| Class | MAIN BUILDING MATERIALS |
| Status | Preferred |
| Index? | Yes |
| Scope Note | Collective term for the North and South Wales groups of slate. Hard, fine grained, metamorphic rock, with varying dark shades. |