Whats a Troy Ounce?
Friday, September 26, 2008
Troy weight: The system of weights used to weigh gold,silver and other precious metals.It is believed to be that it was a system of weights used at the ancient fair of Troyes, in Champaign, France The troy ounce is supposed to have been brought from Cairo during the crusades. In this weight the pound is divided into 12 ounces, the ounce into 20 pennyweights, and the pennyweight into 24 grains; hence the troy ounce contains 480 grains, and the troy pound contains 5760 grains.
Metric Conversion
1 Pennyweight = 1.555 Grams
15.432 Grains = 1 Gram
1 Grain = .0648 Grams
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