<P> These metals designate the first three Ages of Man in Greek mythology: the Golden Age, when men lived among the gods, the Silver Age, where youth lasted a hundred years, and the Bronze Age, the era of heroes . </P> <P> The custom of awarding the sequence of gold, silver, and bronze medals for the first three highest achievers dates from at least the 18th century, with the National Association of Amateur Athletes in the United States awarding such medals as early as 1884 . </P> <P> This standard was adopted for Olympic competition at the 1904 Summer Olympics . At the 1896 event, silver was awarded to winners and bronze to runners - up, while at 1900 other prizes were given, not medals . </P> <P> At the modern Olympic Games, winners of a sporting discipline receive a gold medal in recognition of their achievement . </P>

How much percent gold is an olympic medal