Troy weight Troy weight Troy weight is a system of units of mass customarily used for precious metals and gemstones. One troy ounce (abbreviated "t oz" or "oz t") is equal to exactly , (or about 1.0971 oz. avoirdupois, the "avoirdupois" ounce being the most common definition of an "ounce" in the US). There are only 12 troy ounces per troy pound, rather than the 16 ounces per pound found in the more common avoirdupois system. The avoirdupois pound has 7000 grains whereas the troy pound has only 5760 grains (i.e. 12 × 480 grains). Both systems use the same grain defined
Sudanese pound Sudanese pound The Sudanese pound (Arabic: ") is the basic unit of the Sudanese currency. The pound consists of 100 piasters. The pound is issued by the Central Bank of Sudan. Its value is linked to gold and convertible into foreign currencies. There are no restrictions on money transfers to and from Sudan. The Sudanese pound is equivalent to $ 0.021. It has been pegged to the United States dollar since around 1984. The pound fell for the first time since 1997 after the United States imposed economic sanctions on Sudan. The Sudanese pound continued its decline to an unprecedented