Pernik coal basin
E979849
UNEXPLORED
The Pernik coal basin is a coal-rich mining region in western Bulgaria centered around the city of Pernik, historically significant for its role in the country’s industrial development.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pernik coal basin canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.