Gold in the dream often shows masculinity and silver femininity. If the dreaming bumps in his dream into silver or gold, this means that he has found a part of itself from whose existence he anticipated nothing. This personality portion is maybe still in the raw state, but with expenditure a little one can make something beauty from it.
Dream interpretation and meaning : Nugget
At the spiritual level the Nugget shows knowledge, power and extrasensory ability in the dream. It is the core of an idea or an image.