Bi-metallic coin dated 2006 (minted at Noida). Since 1996, Canada has also produced bi-metallic $2 coins (nicknamed "toonies"). Great Britain has issued a bi-metallic 2-pound coin since 1997; and Singapore has issued a bi-metallic 1-dollar coin since 2013. The first ever tri-metallic circulating coins were 20-francs coins introduced in France and Monaco in 1992. These were similar to the corresponding bi-metallic 10-francs coins, but had two rings instead of one. As well as circulating coins, where they are generally restricted to high-denomination coins, bi-metallic coins are often used in commemorative issues, often made of precious metals. For example, the only bi-metallic coin
Dollar coin (United States) it was struck again when Treasury reserves of the coin were low and the Sacagawea dollar was still a year away from production. While reserves of the coins were high, the coins were most often seen in vending machines, transit systems and post offices. The American Silver Eagle is the official silver bullion coin of the United States. It was designed by Adolph A. Weinman and John Mercanti and it was first released by the United States Mint on November 24, 1986. It is struck only in the one troy ounce size, which has a nominal face value of one