| troy pound | 1 lb t | 2 lb t | 3 lb t | 4 lb t | 5 lb t | 6 lb t | 7 lb t | 8 lb t | 9 lb t | 10 lb t | 11 lb t | 12 lb t | 13 lb t | 14 lb t | 15 lb t | 16 lb t | 17 lb t | 18 lb t | 19 lb t | 20 lb t | 21 lb t | 22 lb t | 23 lb t | 24 lb t | 25 lb t | 26 lb t | 27 lb t | 28 lb t | 29 lb t | 30 lb t | 31 lb t | 32 lb t | 33 lb t | 34 lb t | 35 lb t | 36 lb t | 37 lb t | 38 lb t | 39 lb t | 40 lb t | 41 lb t | 42 lb t | 43 lb t | 44 lb t | 45 lb t | 46 lb t | 47 lb t | 48 lb t | 49 lb t | 50 lb t | 51 lb t | 52 lb t | 53 lb t | 54 lb t | 55 lb t | 56 lb t | 57 lb t | 58 lb t | 59 lb t | 60 lb t | 61 lb t | 62 lb t | 63 lb t | 64 lb t | 65 lb t | 66 lb t | 67 lb t | 68 lb t | 69 lb t | 70 lb t | 71 lb t | 72 lb t | 73 lb t | 74 lb t | 75 lb t | 76 lb t | 77 lb t | 78 lb t | 79 lb t | 80 lb t | 81 lb t | 82 lb t | 83 lb t | 84 lb t | 85 lb t | 86 lb t | 87 lb t | 88 lb t | 89 lb t | 90 lb t | 91 lb t | 92 lb t | 93 lb t | 94 lb t | 95 lb t | 96 lb t | 97 lb t | 98 lb t | 99 lb t | 100 lb t |
| mark | 1.5 mark | 3 mark | 4.5 mark | 6 mark | 7.5 mark | 9 mark | 10.5 mark | 12 mark | 13.5 mark | 15 mark | 16.5 mark | 18 mark | 19.5 mark | 21 mark | 22.5 mark | 24 mark | 25.5 mark | 27 mark | 28.5 mark | 30 mark | 31.5 mark | 33 mark | 34.5 mark | 36 mark | 37.5 mark | 39 mark | 40.5 mark | 42 mark | 43.5 mark | 45 mark | 46.5 mark | 48 mark | 49.5 mark | 51 mark | 52.5 mark | 54 mark | 55.5 mark | 57 mark | 58.5 mark | 60 mark | 61.5 mark | 63 mark | 64.5 mark | 66 mark | 67.5 mark | 69 mark | 70.5 mark | 72 mark | 73.5 mark | 75 mark | 76.5 mark | 78 mark | 79.5 mark | 81 mark | 82.5 mark | 84 mark | 85.5 mark | 87 mark | 88.5 mark | 90 mark | 91.5 mark | 93 mark | 94.5 mark | 96 mark | 97.5 mark | 99 mark | 100.5 mark | 102 mark | 103.5 mark | 105 mark | 106.5 mark | 108 mark | 109.5 mark | 111 mark | 112.5 mark | 114 mark | 115.5 mark | 117 mark | 118.5 mark | 120 mark | 121.5 mark | 123 mark | 124.5 mark | 126 mark | 127.5 mark | 129 mark | 130.5 mark | 132 mark | 133.5 mark | 135 mark | 136.5 mark | 138 mark | 139.5 mark | 141 mark | 142.5 mark | 144 mark | 145.5 mark | 147 mark | 148.5 mark | 150 mark |
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 | marks | troy pounds | marks |
|---|---|---|---|
| 1 | = 1.5 | 11 | = 16.5 |
| 2.5 | = 3.75 | 12.5 | = 18.75 |
| 4 | = 6 | 14 | = 21 |
| 5.5 | = 8.25 | 15.5 | = 23.25 |
| 7 | = 10.5 | 17 | = 25.5 |
| 8.5 | = 12.75 | 18.5 | = 27.75 |
| 10 | = 15 | 20 | = 30 |
The Mark (from Middle High German: Marc, march, brand) is originally a medieval weight or mass unit, which supplanted the pound weight as a precious metals and coinage weight from the 11th century.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| mark | ≡ 8 oz t | = 248.8278144 g | Imperial/US |
| marks | troy pounds | marks | troy pounds |
|---|---|---|---|
| 1 | = 0.66666666666667 | 11 | = 7.3333333333333 |
| 2.5 | = 1.6666666666667 | 12.5 | = 8.3333333333333 |
| 4 | = 2.6666666666667 | 14 | = 9.3333333333333 |
| 5.5 | = 3.6666666666667 | 15.5 | = 10.333333333333 |
| 7 | = 4.6666666666667 | 17 | = 11.333333333333 |
| 8.5 | = 5.6666666666667 | 18.5 | = 12.333333333333 |
| 10 | = 6.6666666666667 | 20 | = 13.333333333333 |
| troy pounds | marks |
|---|---|
| 1 | = 1.5 |
| 0.6666667 | = 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 …) |