Age of Empires Series Wiki

Villagers gather Coin from Mines faster.
—In-game description

Placer Mines is a technology in Age of Empires III that can be researched by European and Native American civilizations at the Market and by African civilizations at the Livestock Market. Once researched, it allows Settlers, Coureurs des Bois, Settler Wagons, and Villagers to gather coin from mines 10% faster. For European and African civilizations, Amalgamation is the further upgrade of this technology.

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