Australia 50 Cent 1976 Clamshell Split Planchet Error (Corrosion)

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Coin Type:Australia 50 Cent
Grade:gFine (Corrosion)
Mint:Royal Australian Mint
Metal:Cupro-Nickel
Obverse:Elizabeth II (Arnold Machin)
Reverse:Coat of Arms (Stuart Devlin)

1976 50 cent with a mostly split planchet but the two halves have not detached. Planchet split around one third of the coin’s rim forming the characteristic ‘clamshell’ shape that gives this type of error it’s name. Corrosion on reverse of coin. The coin has probably been forced open.

You can read more about clamshell errors here.

Supplied in an archival SAFLIP.