The rarest treasure is gold, which can be mined in mountains, if players a lucky enough to find a deposit. A gold mine can produce a big revenue.
*The provided construction time does not take the research areas "Fatigue Duty" and "Industrial Cooperative" into account!
The cancellation of construction orders is possible at any time. 90 % of the paid ressources are returned.
Hints by experienced players
The expansion of gold mines is very expensive and does not pay off at the beginning of the game. However, gold mines become more important when the pay for your armies increases.