# Hardnesses of the elements (data page)

| number | symbol | name | Mohs hardness | Vickers hardness (MPa) | Brinell hardness (MPa) | Brinell hardness (MPa) |
| 3 | Li | lithium | 0.6 | | 5 | |
| 4 | Be | beryllium | 5.5 | 1670 | 590–1320 | |
| 5 | B | boron | 9.3-9.5 | 4900-5800 | | |
| 6 | C | carbon (graphite) | 0.5 | | | |
| 6 | C | carbon (diamond) | 10.0 | | | |
| 11 | Na | sodium | 0.5 | | 0.69 | |
| 12 | Mg | magnesium | 2.5 | | 260 | 44 (cast) |
| 13 | Al | aluminium | 2.75 | 160–350 | 160–550 | 184 |
| 14 | Si | silicon | 6.5 | | | |
| 16 | S | sulfur | 2.0 | | | |
| 19 | K | potassium | 0.4 | | 0.363 | |
| 20 | Ca | calcium | 1.75 | | 170 | 416 |
| 21 | Sc | scandium | | | 736–1200 | |
| 22 | Ti | titanium | 6.0 | 830–3420 | 716–2770 | 1028 |
| 23 | V | vanadium | 7.0 | 628–640 | 600–628 | 742 |
| 24 | Cr | chromium | 8.5 | 1060 | 687-6500 | 688 |
| 25 | Mn | manganese | 6.0 | | 196 | |
| 26 | Fe | iron | 4.0 | 608 | 200-1180 | |
| 27 | Co | cobalt | 5.0 | 1043 | 470–3000 | 1291 |
| 28 | Ni | nickel | 4.0 | 638 | 667–1600 | 900–1200 |
| 29 | Cu | copper | 3.0 | 343–369 | 235–878 | 520 |
| 30 | Zn | zinc | 2.5 | | 327–412 | 480–520 |
| 31 | Ga | gallium | 1.5 | | 56.8–68.7 | |
| 32 | Ge | germanium | 6.0 | | | |
| 33 | As | arsenic | 3.5 | | 1440 | |
| 34 | Se | selenium | 2.0 | | 736 | |
| 37 | Rb | rubidium | 0.3 | | 0.216 | |
| 38 | Sr | strontium | 1.5 | | | |
| 39 | Y | yttrium | | | 200–589 | |
| 40 | Zr | zirconium | 5.0 | 820–1800 | 638–1880 | 333 |
| 41 | Nb | niobium | 6.0 | 870–1320 | 735–2450 | 735 |
| 42 | Mo | molybdenum | 5.5 | 1400–2740 | 1370–2500 | 1340 (cast) |
| 44 | Ru | ruthenium | 6.5 | | 2160 | 1795 |
| 45 | Rh | rhodium | 6.0 | 1100–8000 | 980–1350 | 540 |
| 46 | Pd | palladium | 4.75 | 400–600 | 320–610 | 310 |
| 47 | Ag | silver | 2.5 | 250 | 245–250 | 206 |
| 48 | Cd | cadmium | 2.0 | | 203–220 | 196 |
| 49 | In | indium | 1.2 | | 8.83-10 | 9.8 |
| 50 | Sn | tin | 1.5 | | 51–75 | 292–441 (cast) |
| 51 | Sb | antimony | 3.0 | | 294–384 | |
| 52 | Te | tellurium | 2.25 | | 180–270 | |
| 55 | Cs | caesium | 0.2 | | 0.147 | |
| 56 | Ba | barium | 1.25 | | | |
| 57 | La | lanthanum | 2.5 | 360–1750 | 350–400 | |
| 58 | Ce | cerium | 2.5 | 210–470 | 186–412 | |
| 59 | Pr | praseodymium | 1.6 | 250–746 | 250–638 | |
| 60 | Nd | neodymium | | 343–746 | 265–700 | |
| 61 | Pm | promethium | | 617.8 | | |
| 62 | Sm | samarium | | 412–441 | 441–600 | |
| 63 | Eu | europium | | 167–200 | | |
| 64 | Gd | gadolinium | | 510–950 | | |
| 65 | Tb | terbium | | 450–863 | 677–1200 | |
| 66 | Dy | dysprosium | | 412–550 | 500–1050 | |
| 67 | Ho | holmium | | 412–600 | 500–1250 | |
| 68 | Er | erbium | 2.0 | 432–700 | 600–1070 | |
| 69 | Tm | thulium | | 470–650 | 471–900 | |
| 70 | Yb | ytterbium | | 206–250 | 343–441 | |
| 71 | Lu | lutetium | | 755–1160 | 893–1300 | |
| 72 | Hf | hafnium | 5.5 | 1520–2060 | 1450–2100 | |
| 73 | Ta | tantalum | 6.5 | 873–1200 | 441-3430 | 441–1224 |
| 74 | W | tungsten | 7.5 | 3430–4600 | 2000–4000 | 1960–2450 |
| 75 | Re | rhenium | 7.0 | 1350-7850 | 1320–2500 | |
| 76 | Os | osmium | 7.0 | | 3920–4000 | 3487 |
| 77 | Ir | iridium | 6.5 | 1760–2200 | 1670 | 2120 |
| 78 | Pt | platinum | 3.5 | 400–549 | 310–500 | 299 |
| 79 | Au | gold | 2.5 | 188–216 | 188–245 | 189 |
| 80 | Hg | mercury | 1.5 | | | |
| 81 | Tl | thallium | 1.2 | | 26.5–44.7 | |
| 82 | Pb | lead | 1.5 | | 38–50 | 37.5–41.8 (cast) |
| 83 | Bi | bismuth | 2.25 | | 70–94.2 | 70 |
| 90 | Th | thorium | 3.0 | 294–687 | 390–1500 | |
| 92 | U | uranium | 6.0 | 1960–2500 | 2350–3850 | |