The troy ounce is the traditional unit of mass for precious metals. It derives from the troy system of mass, which dates back to before the time of William the Conqueror. Its name is thought to derive from the town of Troyes in France. 1 troy ounce is defined as exactly 480 grains, where 1 grain is exactly 64.79891 grams. |
The troy ounce is the traditional unit of mass for precious metals. It derives from the troy system of mass, which dates back to before the time of William the Conqueror. Its name is thought to derive from the town of Troyes? in France. 1 troy ounce is defined as exactly 480 grains, where 1 grain is exactly 64.79891 grams. The symbol for ounce is ℥ |
The symbol for ounce is ℥