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
50-cent piece (Canadian coin) half-dollar coin. Newer vending machines do not generally accept it, even when they accept coins of both higher and lower value, but many older machines that were retooled to accept loonies will misidentify a 50-cent piece as a loonie, thus allowing the value of the coin to be doubled. A largely unsuccessful attempt was made by the Royal Canadian Mint to promote the use of the coin when a special edition was released in 2002 marking the 50th anniversary of the accession of Elizabeth II to the throne. After this failed promotion, the mint stopped distributing 50 cent pieces to