Australian Decimal Circulated Coins

Definition

Circulated coins are produced for everyday transactions and are designed to withstand the wear and tear of daily use. They are minted in large quantities and distributed through banks and other financial institutions.

Characteristics

• Durability: Made to last through extensive handling.

• Design: Typically features standard designs that remain consistent for long periods.

• Finish: Generally has a less polished, more matte finish due to high-speed mass production.

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Table

Australian coins

Image		Value	Technical parameters				Description			Date of first minting
Obverse	Reverse		Diameter	Thickness	Weight	Composition	Edge	Obverse	Reverse
		1c	17.65 mm	>1.4 mm	2.60 g	97% copper 2.5% zinc 0.5% tin	Plain	Queen Elizabeth II	Feathertail glider	1966–1991 (no longer issued)
		2c	21.59 mm	<1.9 mm	5.20 g				Frill-necked lizard
		5c	19.41 mm	1.3 mm	2.83 g	Cupronickel 75% copper 25% nickel	Reeded	Queen Elizabeth II (1984-2024) King Charles III (2024-Present)	Echidna	1966
		10c	23.60 mm	1.5 mm	5.65 g				Superb lyrebird
		20c	28.65 mm	2.0 mm	11.3 g				Platypus
		50c	Dodecagon 31.65 mm (across flats)	2.0 mm	15.55 g		Plain		Coat of arms	1969
		$1	25.00 mm	2.8 mm	9.00 g	92% copper 6% aluminium 2% nickel	Interrupted milled	Queen Elizabeth II (1984-2023) King Charles III (2023-Present)	Five kangaroos	1984
		$2	20.50 mm	3.0 mm	6.60 g			Queen Elizabeth II (1984-2024) King Charles III(2024-Present)	Aboriginal elder and Southern Cross	1988