Coal Mines

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Coal Mines in the Idea Tree

“How we can we mine more coal?”

Coal Mines is one of the Idea Research in Frostpunk 2. It unlocks Extraction District Coal Mine Building that boosts Coal production.

Neutral Coal Mines Variant

Shaft Coal Mine
Idea info
Idea Cost	50 Heatstamps
Research Base Duration	8
Idea unlocks
Shaft Coal Mine

Neutral variant of Coal Mines Idea Research unlocks Shaft Coal Mine Building. As a basic neutral building it produces Coal and demand Materials without any additional modifiers and at an average ratio.

Following Communities and Factions can develop Adaptation Coal Mines Idea:

• Lords
• Thinkers

Adaptation Coal Mines Variant

Dust Coal Mine
Idea info
Zeitgeist	Adaptation
Idea Cost	50 Heatstamps
Research Base Duration	8
Idea unlocks
Dust Coal Mine

Adaptation variant of Coal Mines Idea Research unlocks Dust Coal Mine Building. It produces less Coal than Progress Variant but demands less Materials. It also slightly increases Disease.

Following Communities and Factions can develop Adaptation Coal Mines Idea:

• Foragers
• Icebloods

Progress Coal Mines Variant

Grinding Coal Mine
Idea info
Zeitgeist	Progress
Idea Cost	50 Heatstamps
Research Base Duration	8
Idea unlocks
Grinding Coal Mine

Progress variant of Coal Mines Idea Research unlocks Grinding Coal Mine Building. It produces more Coal than Adaptation Variant, but demands more Materials. It also increases Squalor.

Following Communities and Factions can develop Neutral Coal Mines Idea:

• Machinists
• Technocrats

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