Setting Off Fireworks in Potions Class
The sword at least is canonically silver. Griphook has a rant in DH in which he explains how Goblin silver is essentially indestructible and imbibes whatever makes it stronger.
Originally Posted by Maple_and_PheonixFeather
I like whimsy. But as you probably deduced grittiness is the better mindset if you want to design a proper weapon.
Originally Posted by OliveOil_Med
Perhaps the anti-arcane qualities of iron make it difficult to forge with magic. Conversely, silver's good electrical conductivity might also lend to easy charming. The strengthening/sharpening spells added to the metal would probably be more important than the actual physical qualities of the metal.
Originally Posted by Northumbrian
Bringing a magnet to a sword fight is an excellent way to get yourself killed.
Originally Posted by Equinox Chick
Tim the Enchanter