The Sacagawea dollar, called by the U.S. Mint the Sacagawea Golden Dollar Coin and beginning in 2009 the Native American $1 Coin, along with the Presidential Dollar series, is one of the two current United States dollar coins.The coins are made from pure copper with a manganese brass outer clad. The Sacagawea dollar is commonly found in circulation in Ecuador, which dollarized to the US dolla ...