[card_zero]

> gold has about the same vapor pressure as the much more abundant iron, nickel, cobalt and germanium, so it would be impossible to extract it from iron by vaporization

Magnets!

Will fill in the details of this idea later.

[cjs2]

You’d have to deal with the Curie Point of the metals.

[card_zero]

Oh bugger. Things get disordered when vaporized? Who'd have thought.