
Thank you Sir Nighthawk.
Sir Templar:  The metal in the centre is copper nicker and the ring around is of brass.    Several countries are issuing bimetal coins.
In India, Rs.10 coin was issued in 2005.
I have
2006, 07 coins are for trade.
Sir Humpybong:  Thank you.    I tried is South Africa itself and failed.   A friend in U.S.A., bought them, for me.
George