The last Olympic gold medal that was actually made from gold was awarded in 1912. So, if Olympic gold medals aren't gold, then what are they? The specific composition and design of Olympic medals is determined by the host city's organizing committee. However, certain standards must be maintained: •Gold and silver medals are 92.5% silver. •Gold medals...
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.