stone | 1 st | 2 st | 3 st | 4 st | 5 st | 6 st | 7 st | 8 st | 9 st | 10 st | 11 st | 12 st | 13 st | 14 st | 15 st | 16 st | 17 st | 18 st | 19 st | 20 st | 21 st | 22 st | 23 st | 24 st | 25 st | 26 st | 27 st | 28 st | 29 st | 30 st | 31 st | 32 st | 33 st | 34 st | 35 st | 36 st | 37 st | 38 st | 39 st | 40 st | 41 st | 42 st | 43 st | 44 st | 45 st | 46 st | 47 st | 48 st | 49 st | 50 st | 51 st | 52 st | 53 st | 54 st | 55 st | 56 st | 57 st | 58 st | 59 st | 60 st | 61 st | 62 st | 63 st | 64 st | 65 st | 66 st | 67 st | 68 st | 69 st | 70 st | 71 st | 72 st | 73 st | 74 st | 75 st | 76 st | 77 st | 78 st | 79 st | 80 st | 81 st | 82 st | 83 st | 84 st | 85 st | 86 st | 87 st | 88 st | 89 st | 90 st | 91 st | 92 st | 93 st | 94 st | 95 st | 96 st | 97 st | 98 st | 99 st | 100 st |
troy pound | 17.0138889 lb t | 34.0277778 lb t | 51.0416667 lb t | 68.0555556 lb t | 85.0694444 lb t | 102.0833333 lb t | 119.0972222 lb t | 136.1111111 lb t | 153.125 lb t | 170.1388889 lb t | 187.1527778 lb t | 204.1666667 lb t | 221.1805556 lb t | 238.1944444 lb t | 255.2083333 lb t | 272.2222222 lb t | 289.2361111 lb t | 306.25 lb t | 323.2638889 lb t | 340.2777778 lb t | 357.2916667 lb t | 374.3055556 lb t | 391.3194444 lb t | 408.3333333 lb t | 425.3472222 lb t | 442.3611111 lb t | 459.375 lb t | 476.3888889 lb t | 493.4027778 lb t | 510.4166667 lb t | 527.4305556 lb t | 544.4444444 lb t | 561.4583333 lb t | 578.4722222 lb t | 595.4861111 lb t | 612.5 lb t | 629.5138889 lb t | 646.5277778 lb t | 663.5416667 lb t | 680.5555556 lb t | 697.5694444 lb t | 714.5833333 lb t | 731.5972222 lb t | 748.6111111 lb t | 765.625 lb t | 782.6388889 lb t | 799.6527778 lb t | 816.6666667 lb t | 833.6805556 lb t | 850.6944444 lb t | 867.7083333 lb t | 884.7222222 lb t | 901.7361111 lb t | 918.75 lb t | 935.7638889 lb t | 952.7777778 lb t | 969.7916667 lb t | 986.8055556 lb t | 1,003.8194444 lb t | 1,020.8333333 lb t | 1,037.8472222 lb t | 1,054.8611111 lb t | 1,071.875 lb t | 1,088.8888889 lb t | 1,105.9027778 lb t | 1,122.9166667 lb t | 1,139.9305556 lb t | 1,156.9444444 lb t | 1,173.9583333 lb t | 1,190.9722222 lb t | 1,207.9861111 lb t | 1 225 lb t | 1,242.0138889 lb t | 1,259.0277778 lb t | 1,276.0416667 lb t | 1,293.0555556 lb t | 1,310.0694444 lb t | 1,327.0833333 lb t | 1,344.0972222 lb t | 1,361.1111111 lb t | 1,378.125 lb t | 1,395.1388889 lb t | 1,412.1527778 lb t | 1,429.1666667 lb t | 1,446.1805556 lb t | 1,463.1944444 lb t | 1,480.2083333 lb t | 1,497.2222222 lb t | 1,514.2361111 lb t | 1,531.25 lb t | 1,548.2638889 lb t | 1,565.2777778 lb t | 1,582.2916667 lb t | 1,599.3055556 lb t | 1,616.3194444 lb t | 1,633.3333333 lb t | 1,650.3472222 lb t | 1,667.3611111 lb t | 1,684.375 lb t | 1,701.3888889 lb t |
The stone or stone weight (abbreviation: st.) is an English and imperial unit of mass now equal to 14 pounds (6.35029318 kg).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
stone | st | ≡ 14 lb av | = 6.35029318 kg | Imperial/US |
stones | troy pounds | stones | troy pounds |
---|---|---|---|
1 | = 17.013888888889 | 11 | = 187.15277777778 |
2.5 | = 42.534722222222 | 12.5 | = 212.67361111111 |
4 | = 68.055555555556 | 14 | = 238.19444444444 |
5.5 | = 93.576388888889 | 15.5 | = 263.71527777778 |
7 | = 119.09722222222 | 17 | = 289.23611111111 |
8.5 | = 144.61805555556 | 18.5 | = 314.75694444444 |
10 | = 170.13888888889 | 20 | = 340.27777777778 |
The troy pound is 5 760 grains (≈ 373.24 g, 12 oz t), while an avoirdupois pound is approximately 21.53% heavier at 7 000 grains (≈ 453.59 g).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
troy pound | lb t | ≡ 5760 grains | = 0.3732417216 kg | Imperial/US |
troy pounds | stones | troy pounds | stones |
---|---|---|---|
1 | = 0.058775510204082 | 11 | = 0.6465306122449 |
2.5 | = 0.1469387755102 | 12.5 | = 0.73469387755102 |
4 | = 0.23510204081633 | 14 | = 0.82285714285714 |
5.5 | = 0.32326530612245 | 15.5 | = 0.91102040816327 |
7 | = 0.41142857142857 | 17 | = 0.99918367346939 |
8.5 | = 0.49959183673469 | 18.5 | = 1.0873469387755 |
10 | = 0.58775510204082 | 20 | = 1.1755102040816 |
stones | troy pounds |
---|---|
1 | = 17.0138889 |
0.0587755 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |