Loonie the banknote forced acceptance of the coin. The loonie has subsequently gained iconic status within Canada, and is now regarded as a national symbol. The term "loonie" has since become synonymous with the Canadian dollar itself. The town of Echo Bay, Ontario, home of Robert-Ralph Carmichael, erected a large loonie monument in his honour in 1992 along the highway, similar to Sudbury's 'Big Nickel'. Officials for the 2002 Salt Lake Winter Olympics invited the National Hockey League's ice making consultant, Dan Craig, to oversee the city's E Center arena, where the ice hockey tournament was being held. Craig invited a
Coins of the Australian dollar 94.13 Australian 1966 round 50¢ coins make up a fine kilogram of silver. "Gold" one-dollar and two-dollar coins were introduced in the 1980s. The one-dollar coin was introduced in 1984, to replace the banknote of the same value. The two-dollar coin, also replacing a banknote, was introduced in 1988. These have content of 2% nickel, 6% aluminium and 92% copper. Thus, all Australian coins in use currently are composed of more than half copper. The two-dollar coin is smaller in diameter than the one-dollar coin, but the two-dollar is slightly thicker. The one- and two-cent coins were discontinued in 1991