The author and publisher said the metal is much more dynamic; providing a trifecta of price, value and sentiment, and investors should have exposure to it.

"[G]old is an investment in monetary and financial disorder – not a hedge. You look around the world and you see exchange rates are properly disorderly, when you look around the world of lending and borrowing — we are in a regime of price control by another name, so-called zero percent rates and quantitative easing by the world central banks – we are in one of the most radical periods of monetary experimentation in the annals of money," Grant told Kitco News Thursday.

Grant added that it could be that it all works out, albeit a very "low probability."