Gold History and Information:  Two unique qualities of gold set it apart from other commodities.  Gold can be store in a vault at a low cost and will not deteriorate.  Gold can be used as a store of value.  It has resistance to corrosion and tarnish allowing it to retain an intrinsically stable state and it displays high levels of measurability and portability .  It is often discovered in a virtually pure state! Global governments hold it as a reserve.