Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 05 — Copper and bronze  /  About year 2
05.03

Fire-set open-cut mine ⚠

rock heated by fire, cracked with water, prised out

MakingYear 2Stands on 22 earlier

AWhat it needs

Needs 22 other products in all, 4 of them directly.

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