The approximate atomic radius of gold is 0.1441 nanometers or 0.1441 x 10-9 meters (i.e. 0.1441 millionth of a milimeter!)
Answered by: Paul Turek, PE
'One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous structure of reality. It is enough if one tries merely to comprehend a little of this mystery every day.'