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
Taxation of precious metals Taxation of precious metals Precious metals are subject to taxation in most countries, because of their high economic value. In most countries capital gains tax applies when precious metals are sold at a profit. Some countries also apply value added tax to precious metals. In the European Union, the trading of recognised gold coins and bullion products is VAT exempt, but no such allowance is given to silver. Elsewhere in Europe though, Norway has exempted both gold and silver bullion coins with face value from VAT; Norway is part of the wider EEA (European Economic Area) and thus applies the