Difference between revisions of "Troy weight"
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Revision as of 14:32, April 15, 2013
A troy ounce is a unit of measure used for precious metals, such as gold, which dates back to the Middle Ages. Its name is based on Troyes, France. There are 12 troy ounces in a troy pound, in contrast with 16 conventional ounces to a conventional pound.
A troy ounce is slightly heavier than an ordinary ounce: there are 14.58 troy ounces in one conventional pound.
Conversions
480 grain = 1 troy ounce
12 troy ounce = 1 troy pound
5,760 grain = 1 troy pound
7,000 grain = 1 avoirdupois pound