Is gold medal actually made up of pure gold?
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The last pure gold medal was given at 1912 Stockholm Olympic Games and after that event, all the gold medals are made up of 92.5% silver. There is a rule that the gold medal should at least have 6 gm of gold. The size of the medal can be different according to the tournaments and will include 1.45% of gold, 6% of bronze and 92.5% of silver. Whereas silver will be made of silver and bronze will be made up of bronze only.