I can think of a few big differences between gold & property.

There is a vast difference between gold and silver.

She slid a hand through her hair, which was coppery, a cross between red and dark gold.

Mind you, given the choice between euros and gold, even I would prefer gold in the long run.

The Act served as a signal to businesses of an approaching exchange rate between gold and currency.

Playing the changes in the shifting exchange rate between gold and silver.

This would surely provide a much more meaningful comparison between gold and any particular currency.

On a screen behind him, a cluster of buildings shimmered, their color somewhere between silver and gold.

Her skin was a soft, pale color that was somewhere between white and gold.

I take this to mean that the writer should learn how to tell the difference between literary gold and dross.