Which metal makes up 92.5% of an Olympic gold medal?

Question

Who won the gold medal for the 100m at the 1992 Olympics at 32 years of age and became the oldest Olympic 100 m champion by four years?

Answer 1

The last series of Olympic medals to be made of solid gold were awarded at the 1912 Olympic Games in Stockholm, Sweden. Olympic Gold medals are required to be made from at least 92.5% silver, and must contain a minimum of 6 grams of gold. All Olympic medals must be at least 60mm in diameter and 3mm thick.