Susan B. Anthony dollar melted, their seignorage would have been added to the debt. Accordingly, the coins were placed in government storage, to be dispensed as needed. The coin's design did have repercussions north of the border; when Canada introduced its new one-dollar coin in 1987, its dimensions were made similar so that vending machine specifications could be common between the two nations. When the Baltimore, Maryland Metro Subway opened in 1984, it used the Susan B. Anthony dollar coin as tokens with which to buy tickets. It became the largest single user of Susan B. Anthony dollar coins in its history. Despite their
New Zealand two-dollar coin New Zealand two-dollar coin The New Zealand two-dollar coin is the largest-denomination coin of the New Zealand dollar. It was introduced along with the one-dollar coin in 1990. Both are made from an alloy of aluminium and brass. It is the largest and heaviest coin in circulation, weighing ten grams and measuring 26.5 millimetres in diameter. Its thickness is 2.7 mm, only 0.4 mm thinner than the one-dollar coin, thus it is the second-thickest coin in the country's circulation. A two dollar banknote was used in New Zealand from the start of the dollar in 1967 until 1991 when the