Template:Potd/2013-12-15 (en)

Pure (99.9 %), argon arc remelted hafnium-ingots with visible crystalline structures. View of the front- and backside. Colors are a thin film effect in the oxide layer. The metal piece-photo was taken on a white glass plate.

 Template:Potd/2013-12-15

This is the English translation of the Picture of the day description page from 15 December 2013.

Pure (99.9 %), argon arc remelted hafnium-ingots with visible crystalline structures. View of the front- and backside. Colors are a thin film effect in the oxide layer. The metal piece-photo was taken on a white glass plate.

Descriptions in other languages:

• Potd/2013-12-15 (bs)
• Potd/2013-12-15 (cs)
• Potd/2013-12-15 (de)
• Potd/2013-12-15 (en)
• Potd/2013-12-15 (fr)
• Potd/2013-12-15 (it)
• Potd/2013-12-15 (mk)
• Potd/2013-12-15 (nl)
• Potd/2013-12-15 (ru)
• Potd/2013-12-15 (zh-hans)