Iron mine

Levels
5
Level 1

Iron Dig Site

Cost
1,200 wood · 600 stone · 2,200 food
Reward
Unlocks Iron Mining Unlocks Blacksmith +3000 Iron Storage
Description

Iron-rich rocks have been discovered in a small cave.

Level 2

Miner's Drift

Cost
10,500 wood · 4,500 stone · 10,500 food · 4,500 iron
Reward
+1 Base Iron Productivity +3 Max Iron Workers +20000 Iron Storage
Description

A small iron mine will improve ore yield, strengthening tools and weapons for the town.

Level 3

Iron Mine

Cost
42,000 wood · 15,750 stone · 15,750 gold · 26,250 iron
Blueprint
1 advanced blueprint
Reward
+1 Base Iron Productivity +3 Max Iron Workers +70000 Iron Storage
Description

A robust iron mine increases yield, supporting weapon crafting and town growth.

Level 4

Deep Iron Shaft

Cost
100,800 wood · 43,200 stone · 57,600 gold · 86,400 iron · 28,800 magic
Blueprint
1 expert blueprint
Reward
+1 Base Iron Productivity +4 Max Iron Workers +240000 Iron Storage
Description

A sprawling network of deep tunnels with advanced mining techniques.

Level 5

Royal Ironworks

Cost
210,600 wood · 84,240 stone · 126,360 gold · 294,840 iron · 126,360 magic
Blueprint
1 master blueprint
Reward
+1 Base Iron Productivity +5 Max Iron Workers +400000 Iron Storage
Description

A massive mining complex producing vast quantities of ore for the kingdom.

Related upgrades and mechanics

Available research 20

Cost rule