25 Euro 2009 - AUSTRIA - Niob, Year of Asrronomy
This is a bi-metal coin with a silver ring and a centre of yellow Niob.
25 Euro - 900 silver
Weight silver: 9 grams
Weight Niob: 6,5 grams
Diam: 34 mm
Mintage: 65.000 coins
Delivered in an original box with certificate