New Zealand Sixpences from 1947 to 1965 were made from a copper nickel alloy.
New Zealand Sixpences from 1933 to 1946 inclusive were made from 50% silver, the remainder being comprised of 40% copper and 10% nickel. From 1947 to 1965, they were made from a copper-nickel alloy.
All New Zealand "silver" coins from 1933 to 1946 inclusive had a 50% silver content. All New Zealand "silver" coins from 1947 onwards, were made from a copper/nickel alloy.
There were no New Zealand Sixpences minted prior to 1933.
All years of issue of the New Zealand Sixpence from 1933 to 1965 featured the now extinct "huia", a species of wattlebird.
The Huia featured on the reverse of all New Zealand Sixpences from 1933 to 1965 inclusive.
"Zack" was a slang term used mostly in Australia and New Zealand for a Sixpence. The term is thought to have originated with the Scottish pronunciation of Sixpence - being "Saxpence", with a thick Scottish accent.
There was no 1947 New Zealand Crown (Five Shillings) minted. New Zealand Crowns were only minted in 1935, 1949 and 1953.
From 1940 to 1965 inclusive, New Zealand Pennies and Halfpennies were made from bronze. From 1947 to 1965 inclusive, New Zealand Threepences, Sixpences, Shillings, Florins and Halfcrowns were made from a copper nickel alloy giving them a silvery appearance.
All New Zealand silver coins from 1933 to 1946 had a silver content of 50%. From 1947 onwards, all New Zealand "silver" coins were made from a copper-nickel alloy.
See the links to the related questions below.
No. No New Zealand general circulation coin has contained silver or any other precious metal from 1947 to present day. Prior to 1947, New Zealand "silver" coins had a 50% silver content.
Derek Fox - New Zealand - was born in 1947.