By lauren.abbott@iliffemedia.co.uk (Lauren Abbott) Coin collectors are expected to scramble to get their hands on one of the last ever 50 pence pieces to be made using the Queen’s effigy. The release of the commemorative coin this week – to mark the BBC’s centenary – has become unexpectedly even more important because, while all new coins should now carry the profile of the new King, this 50p was made before the late monarch died in September and won’t be re-struck to ‘minimise waste or unnecessary environmental impact’. “Coins are miniature pieces of art which tell the stories of our nation” …