Stones to Troy Pounds
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1 stone (st) = 17.01388889 troy pound (lb t). Stone (st) is a unit of Weight used in Standard system. Troy Pound (lb t) is a unit of Weight used in Standard system.

Stones: A Unit of Weight

Stones are a unit of weight that are used in the British imperial system and the US customary system. Stones are derived from the use of stones for weights, a practice that dates back to ancient times. The word stone comes from the Old English stan, meaning stone, and the abbreviation st comes from the Latin word statera, meaning balance.

Definition of the Stone

The stone is defined as 14 pounds avoirdupois, which is equal to 6.35 kilograms or 224 ounces. The avoirdupois pound is defined as 7000 grains, which is a unit of mass based on the weight of a grain of wheat. The stone is one-eighth of a hundredweight, which is 112 pounds, and one-quarter of a quarter, which is 28 pounds.

The stone is not a legal unit of measurement in most countries, except for the United Kingdom and Ireland, where it is still used for measuring body weight. In other countries, such as the United States, Canada, Australia and New Zealand, the stone is sometimes used informally for expressing human weight.

How to Convert Stones

Stones can be converted to other units of weight by using conversion factors or formulas. Here are some examples of how to convert stones to other units of weight in the US customary system and the SI system:

• To convert stones to pounds, multiply by 14. For example, 10 st = 10 x 14 = 140 lb.
• To convert stones to ounces, multiply by 224. For example, 5 st = 5 x 224 = 1120 oz.
• To convert stones to tons (short), divide by 142.857. For example, 20 st = 20 / 142.857 = 0.14 ton.
• To convert stones to kilograms, multiply by 6.35. For example, 8 st = 8 x 6.35 = 50.8 kg.
• To convert stones to grams, multiply by 6350. For example, 3 st = 3 x 6350 = 19050 g.
• To convert stones to milligrams, multiply by 6350000. For example, 2 st = 2 x 6350000 = 12700000 mg.

Where Stones are Used

Stones are used in different countries and regions for different applications and purposes. Here are some examples of where stones are used:

• In the United Kingdom and Ireland, stones are used for measuring body weight and livestock weight. For example, a person may weigh 11 st or a cow may weigh 40 st.
• In the United States, stones are sometimes used for measuring body weight and sports equipment. For example, a boxer may weigh 12 st or a bowling ball may weigh 1 st.
• In Canada, Australia and New Zealand, stones are sometimes used for measuring body weight and agricultural products. For example, a person may weigh 9 st or a bag of potatoes may weigh 2 st.
• In some African countries, such as Kenya and Uganda, stones are sometimes used for measuring crops and commodities. For example, a sack of maize may weigh 4 st or a bunch of bananas may weigh 1 st.

History of Stones

Stones have a long history that dates back to ancient times. Here are some highlights of the history of stones:

• The stone was an ancient unit of measurement that was based on the weight of a natural stone or rock. It varied from place to place and from time to time depending on the type and size of the stone used.
• The stone was used in different systems of measurement, such as the Roman system, the Anglo-Saxon system, the English system and the Scottish system. It ranged from about 5 pounds to about 40 pounds depending on the region and the object weighed.
• The stone was standardized by royal statutes and international agreements in different periods of history. For example, in 1389 a royal statute fixed the stone of wool at 14 pounds in England; in 1824 an international agreement defined the avoirdupois pound as exactly 453.59237 grams; in 1835 an act permitted using a stone of 14 pounds for trade in Britain; in 1959 an international agreement defined the international avoirdupois ounce as exactly 28.349523125 grams.

Example Conversions of Stones to Other Units

Here are some examples of conversions of stones to other units of weight:

• 1 st = 14 lb
• 1 st = 224 oz
• 1 st = 0.007143 ton
• 1 st = 6.35 kg
• 1 st = 6350 g
• 1 st = 6350000 mg
• 1 st = 0.714286 troy oz
• 1 st = 0.714286 apothecaries’ oz
• 1 st = 0.5 Spanish oz
• 1 st = 0.458333 French oz

Troy Pounds: A Unit of Weight

Troy pounds are a unit of weight that are used for measuring precious metals, such as gold, silver and platinum. Troy pounds are derived from the French word troye, which was the name of a market town in France where English merchants traded in the Middle Ages. The symbol for troy pound is lb t.

Definition of the Troy Pound

The troy pound is defined as 12 troy ounces, which are each 20 pennyweights, which are each 24 grains. The troy grain is equal to the avoirdupois grain, which is one seven-thousandth of an avoirdupois pound. The troy ounce is heavier than the avoirdupois ounce, but the troy pound is lighter than the avoirdupois pound.

The troy pound is equal to about 0.8229 avoirdupois pounds or 0.3732 kilograms. The troy ounce is equal to about 1.0971 avoirdupois ounces or 31.1035 grams. The troy grain is equal to about 0.0648 milligrams.

How to Convert Troy Pounds

Troy pounds can be converted to other units of weight by using conversion factors or formulas. Here are some examples of how to convert troy pounds to other units of weight in the US customary system and the SI system:

• To convert troy pounds to avoirdupois pounds, multiply by 0.8229. For example, 10 lb t = 10 x 0.8229 = 8.229 lb.
• To convert troy pounds to avoirdupois ounces, multiply by 13.1657. For example, 5 lb t = 5 x 13.1657 = 65.8285 oz.
• To convert troy pounds to tons (short), divide by 1216.05. For example, 20 lb t = 20 / 1216.05 = 0.0164 ton.
• To convert troy pounds to kilograms, multiply by 0.3732. For example, 15 lb t = 15 x 0.3732 = 5.598 kg.
• To convert troy pounds to grams, multiply by 373.2417. For example, 25 lb t = 25 x 373.2417 = 9331.0425 g.
• To convert troy pounds to milligrams, multiply by 373241.7216. For example, 30 lb t = 30 x 373241.7216 = 11197251.648 mg.

Where Troy Pounds are Used

Troy pounds are used in different countries and regions for different applications and purposes. Here are some examples of where troy pounds are used:

• In most countries that use the SI system, troy pounds are not used for measuring weight, but only for measuring precious metals, such as gold, silver and platinum.
• In the United States, troy pounds are used for measuring precious metals, especially for gold and silver coins and bullion.
• In Canada, Australia and New Zealand, troy pounds are used for measuring precious metals, especially for gold and silver coins and bullion.
• In the United Kingdom, troy pounds are used for measuring precious metals, especially for gold and silver coins and bullion.
• In India, troy pounds are used for measuring precious metals, especially for gold and silver jewelry.

History of Troy Pounds

Troy pounds have a long history that dates back to ancient times. Here are some highlights of the history of troy pounds:

• The troy pound was originally based on the weight of a Roman libra, which was a unit of mass used in ancient Rome that was equivalent to about 328 grams.
• The troy pound was used in different systems of measurement, such as the Roman system, the Byzantine system, the Arabic system and the English system. It varied from about 350 grams to about 400 grams depending on the region and the time period.
• The troy pound was standardized by royal statutes and international agreements in different periods of history. For example, in 1527 an act of Henry VIII fixed the troy pound at exactly 5760 grains; in 1828 an act of Congress adopted the troy pound as the official unit of weight for coinage in the United States; in 1959 an international agreement defined the international avoirdupois ounce as exactly 28.349523125 grams, which made the troy ounce exactly 31.1034768 grams.

Example Conversions of Troy Pounds to Other Units

Here are some examples of conversions of troy pounds to other units of weight:

• 1 lb t = 0.8229 lb
• 1 lb t = 13.1657 oz
• 1 lb t = 0.000411 ton
• 1 lb t = 0.3732 kg
• 1 lb t = 373.2417 g
• 1 lb t = 373241.7216 mg
• 1 lb t = 12 oz t
• 1 lb t = 240 dwt
• 1 lb t = 5760 gr
• 1 lb t = 0.3671 stone