Loonie Loonie The loonie (), formally the Canadian one-dollar coin, is a gold-coloured coin that was introduced in 1987 and is produced by the Royal Canadian Mint at its facility in Winnipeg. The most prevalent versions of the coin show a common loon, a bird found throughout Canada, on the reverse and Queen Elizabeth II, the nation's head of state, on the obverse. Various commemorative and specimen-set editions of the coin with special designs replacing the loon on the reverse have been minted over the years. The coin's outline is an 11-sided curve of constant width. Its diameter of 26.5 mm
Dollar coin (United States) The coin featured a plain edge through 2008, but starting in 2009, incused lettering was applied. The year and mint mark moved from the coin's obverse (front) to its edge. As of 2019, dollar coins are not widely encountered in U.S. commerce, except in vending machines for rides on mass transit, some pay and display machines, some laundromats, and old-fashioned slot machines. On the other hand, the Sacagawea dollar has achieved popularity in El Salvador, Ecuador and Panama, where the U.S. dollar is also the official currency. With the passage of the Native American $1 Coin Act on September 20,