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 ^
| [[resources:raw:Coal]]                  |          20 |
| [[resources:raw:gold_ore|Gold ore]]     |           4 |
| [[resources:raw:silver_ore|Silver ore]] |           8 |
| [[resources:raw:copper_ore|Copper ore]] |          10 |
| [[resources:raw:tin_ore|Tin ore]]       |           6 |
| [[resources:raw:iron_ore|Iron ore]]     |           4 |