Break down of the colors of gold

[benjamen]

http://en.wikipedia.org/wiki/Colored_gold

Pretty interesting breakdown of the color effects of mixing various metals with gold.

I want some blue gold! :judge:

 

[ancona]

Nice! I find it interesting how a simple alloy can change the character of a metal so profoundly.

 

[kjansen1969]

Nice! I find it interesting how a simple alloy can change the character of a metal so profoundly.

That was really interesting.

 

[pmbug]

That was interesting. Nice find.