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One-troy-ounce (480 gr; 31 g) samples of germanium, iron, aluminium, rhenium and osmium A Good Delivery silver bar weighing 1,000 troy ounces (83 troy pounds; 31 kg) Troy weight is a system of units of mass that originated in the Kingdom of England in the 15th century [ 1 ] and is primarily used in the precious metals industry.
Conversion. 1 Bhari = 11.66375 gram 3.75 Troy ounce = 10 Bhari Weight of 64 Dhan (Wheat berries) = Weight of 45 Jau (Barley corns) Weight of 1 Barley corn = 64.79891 milligrams Commodity Weight System. 1 Bhari = 4 Siki 1 Kancha = 5 Siki 1 Chhataank = 4 Kancha 1 Chhataank = 5 Bhari 1 Adh-pav = 2 Chhatank = 1/8 Seer
The original mercantile pound of 25 shillings or 15 (Tower) ounces was displaced by, variously, the pound of the Hanseatic League (16 tower ounces) and by the pound of the then-important wool trade (16 ounces of 437 grains). A new pound of 7,680 grains was inadvertently created as 16 troy ounces, referring to the new troy rather than the old ...
A troy ounce (abbreviated oz t) is equal to 480 grains. Consequently, the international troy ounce is equal to exactly 31.1034768 grams. There are 12 troy ounces in the now obsolete troy pound. Today, the troy ounce is used only to express the mass of precious metals such as gold, platinum, palladium, rhodium or silver.
See Weight for detail of mass/weight distinction and conversion. Avoirdupois is a system of mass based on a pound of 16 ounces, while Troy weight is the system of mass where 12 troy ounces equals one troy pound. The symbol g 0 is used to denote standard gravity in order to avoid confusion with the (upright) g symbol for gram.
It was also used in Aden and Zanzibar: in the latter, one tola was equivalent to 175.90 troy grains (0.97722222 British tolas, or 11.33980925 grams). [2] The tola is a Vedic measure, with the name derived from the Sanskrit तोलः tolaḥ (from the root तुल् tul) meaning "weighing" or "weight". [3]
A pennyweight (dwt) is a unit of mass equal to 24 grains, 1 ⁄ 20 of a troy ounce, 1 ⁄ 240 of a troy pound, 48 ⁄ 875 avoirdupois ounce [1] and exactly 1.55517384 grams. [2] It is abbreviated dwt, d standing for denarius – (an ancient Roman coin), and later used as the symbol of an old British penny (see £sd).
sixteenth of an ounce (possibly originated as the weight of silver in Ancient Greek coin drachma) Ounce (oz) ≈28.35 g: 1 oz = 16 dr = 437.5 grains Pound (lb) ≈453.6 g: 1 lb = 16 oz = 7000 grains ('lb' is an abbreviation for the Ancient Roman unit libra) Stone (st) 6.35 kg: 1 st = 14 lb (see Stone (unit) for other values) Quarter (qr) 12.7 kg