Australia 2011 20 cents KM-403
In 1966, Australia abandoned the sterling coinage she had used since the days of Captain Cook and adopted the decimal dollar and cent. This bust of the queen was introduced in 1999 and still appears on the twenty cent piece. Several commemorative twenty cents exist for 2011.
Recorded mintage: 11,575,000 plus 2,072 in silver.
Specification: 11.31 g, copper-nickel, 28.65 mm diameter.
Catalog reference: KM 403.
- Michael, Thomas, and Tracy L. Schmidt, Standard Catalog of World Coins, 2001-Date, 13th ed., Iola, WI: Krause Publications, 2018.
- McDonald, Greg, The Pocket Guide to Australian Coins and Banknotes, 23rd ed., Lavington, Australia, 2017.