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
History of pound sterling in Oceania Papua New Guinea also used the Australian pound, while territories under New Zealand jurisdiction, such as Western Samoa and the Cook Islands, as well as the Pitcairn Islands used the New Zealand pound. Hence there were now a total of three different pound units in use in the Australasian and Pacific region, none of them being equal to the pound sterling. There was the Australian pound, the Fijian pound, and the New Zealand pound. However, the New Zealand pound, as stated above, did return to parity with the pound sterling in 1948. History of pound sterling in Oceania The pound