Coal Mine

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Coal mines are build in mountains. They mine coal and have markedly higher ouptut compared to charcoal burners in mountains with suitable coal deposits. The output levels for each mountain depends on the available population, expansion level of the coal mine and available coal deposits. Coal is needed to operate ireon smelters and armouries.

Construction time on an empty field Rebuilding a ruin Coalmine retro Ruin.gif Coalmine new Ruin.png Minimum population required for maximum production Coal production at 100% deposit
7* 4* Coalmine retro L1.gif Coalmine new L1.png 30 43
7* 4* Coalmine retro L2.gif Coalmine new L2.png 40 76
7* 4* Coalmine retro L3.gif Coalmine new L3.png 50 117
9* 5* Coalmine retro L4.gif Coalmine new L4.png 60 168
9* 5* Coalmine retro L5.gif Coalmine new L5.png 70 227
10* 5* Coalmine retro L6.gif Coalmine new L6.png 80 296
11* 5* Coalmine retro L7.gif Coalmine new L7.png 90 373
12* 6* Coalmine retro L8.gif Coalmine new L8.png 100 460
12* 6* Coalmine retro L9.gif Coalmine new L9.png 110 555
13* 7* Coalmine retro L10.gif Coalmine new L10.png 120 660
Constructing a coal mine atop another kind of ruin: 21*

*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

Coal mines are far more efficient than Charcoal Burners.