how much gold is in the olympics gold medal
Gold medal Olympic Gold medals are required to be made from at least 92.5% silver, and must contain a minimum of 6 grams of gold.[6] All Olympic medals must be at least 60mm in diameter and 3mm thick.[6] Minting the medals is the responsibility of the Olympic host. From 1928 through 1968 the design was always the same: the obverse showed a generic design by Florentine artist Giuseppe Cassioli of Greek goddess Nike with Rome's Colloseum in the background and text naming the host city; the reverse showed another generic design of Nike saluting an Olympic champion.
List of 2008 Summer Olympics medal winners American swimmer Michael Phelps was the most successful athlete, winning eight gold medals and setting a new record for most golds won in a single edition of the Olympics (the previous record, seven, had been set in 1972 by Mark Spitz).[19] Phelps also set a new record for most career gold medals (14), and his 16 total medals were ranked second all-time behind Soviet gymnast Larisa Latynina (18) at the time. In 2012 Phelps set a record for most total medals.[20] Several records for career medals in a sport were tied or surpassed, including cycling (Bradley Wiggins of the United Kingdom won two gold, tied for record with six career medals); judo (Ryoko Tani of Japan won a bronze, five career medals); softball (Laura Berg of the United States won a gold and Natalie Ward, Melanie Roche and Tanya Harding of Australia won a bronze; all have four career medals); swimming (Michael Phelps, 16 career medals); taekwondo (Steven López of the United States won a bronze and Hadi Saei of Iran won a gold, both three career medals); and table tennis (Wang Nan of China won a gold and silver medal, five career medals).[20]