The Austrian Mint, Munez Osterreich Niobium 25 Euro Coins

Specifications These coins are silver and niobium, bimetallic coins with just less than an ounce of silver ASW. The silver is 0.900. The center disks are niobium, and are colorized. The denomination of each coin is 25 Euros. These coins are minted by 2003: 700 Years of the all in Tyrol, blue 2004: The 150 Anniversary of the Semmering Railway, green 2005 Issue: Fifty Years of Television, purple 2006: European Satellite Navigation antique gold 2007: Austrian Aviation, green 2008: Fascination Light, pale green 2009: International Year of Astronomy, gold 2010: Renewable Energy, blue 2011: Robotic (robotics), rose 2012: Bionik, rose 2013: Tunnel Construction, blue