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There are 32,150.7 troy ounces of gold in one tonne, and the price of gold per ounce was $1,615.50.4ο»Ώ So, we can estimate the total value of all gold as: 195,000 tonnes of gold x 32,150.7 troy ounces per tonne x $1,615.50 per ounce = $10.1 trillion. In total, the value of all bitcoin was about 1.6% of the value of all gold.