Thesaurus Term/Concept: SAPPHIRE
| Identifier | 170820 |
|---|---|
| Class | OBJECT MATERIAL |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A blue coloured gem variety of the mineral corunndum, made up of aluminium oxide. |
| Identifier | 170820 |
|---|---|
| Class | OBJECT MATERIAL |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A blue coloured gem variety of the mineral corunndum, made up of aluminium oxide. |