2012 Two Coin Mint Set: "Australian Wheat - Fields of Gold."

• Issued by the Royal Australian Mint.
  

Specifications.

Denomination         20c                  $1

Metal                     Cupro Nickel    Aluminium Bronze

Mass (g)                 11.30               9.00

Diameter (mm)       28.52               25.00

Finish                      Uncirculated    Uncirculated

Mintage                  40,000            40,000

Designer                 W. Pietranik     W. Pietranik