A building that scouts the mountain for potential sites for coal and ores
requires to find 20 spots of each material before being able to use a pit mine to gather the resources
| Resource | Find chance |
|---|---|
| Coal | 20 |
| Gold ore | 4 |
| Silver ore | 8 |
| Copper ore | 10 |
| Tin ore | 6 |
| Iron ore | 4 |