Materials Guide – Bulk Densities and ZRatios
| Material | Symbol | Bulk Density (g/cm3) |
ZRatio |
|---|---|---|---|
| Aluminum | Al | 2.70 | 1.08 |
| Antimony | Sb | 6.62 | 0.768 |
| Arsenic | As | 5.73 | 0.966 |
| Beryllium | Be | 1.85 | 0.543 |
| Boron | B | 2.54 | 0.389 |
| Cadmium | Cd | 8.64 | 0.682 |
| Cadmium sulfide | CdS | 4.83 | 1.02 |
| Cadmium telluride | CdTe | 5.85 | 0.980 |
| Calcium fluoride | CaF2 | 3.18 | 0.775 |
| Carbon (graphite) | C | 2.25 | 3.26 |
| Chromium | Cr | 7.20 | 0.305 |
| Cobalt | Co | 8.71 | 0.343 |
| Copper | Cu | 8.93 | 0.437 |
| Gallium | Ga | 5.93 | 0.593 |
| Gallium arsenide | GaAs | 5.31 | 1.59 |
| Germanium | Ge | 5.35 | 0.516 |
| Gold | Au | 19.3 | 0.381 |
| Indium | In | 7.30 | 0.841 |
| Indium antimonide | InSb | 5.76 | 0.769 |
| Iridium | Ir | 22.4 | 0.129 |
| Iron | Fe | 7.86 | 0.349 |
| Lead | Pb | 11.3 | 1.13 |
| Lead sulfide | PbS | 7.50 | 0.566 |
| Lithium fluoride | LIF | 2.64 | 0.774 |
| Magnesium | Mg | 1.74 | 1.61 |
| Magnesium oxide | MgO | 3.58 | 0.411 |
| Manganese | Mn | 7.20 | 0.377 |
| Molybdenum | Mo | 10.2 | 0.257 |
| Nickel | Ni | 8.91 | 0.331 |
| Niobium | Nb | 8.57 | 0.493 |
| Palladium | Pd | 12.0 | 0.357 |
| Platinum | Pt | 21.4 | 0.245 |
| Potassium chloride | KCl | 1.98 | 2.05 |
| Selenium | Se | 4.82 | 0.864 |
| Silicon | Si | 2.32 | 0.712 |
| Silicon dioxide (fused quartz) | SiO2 | 2.20 | 1.07 |
| Silver | Ag | 10.5 | 0.529 |
| Silver bromide | AgBr | 6.47 | 1.18 |
| Silver chloride | AgCl | 5.56 | 1.32 |
| Sodium chloride | NaCl | 2.17 | 1.57 |
| Tantalum | Ta | 16.6 | 0.262 |
| Tellurium | Te | 6.25 | 0.900 |
| Tin | Sn | 7.30 | 0.724 |
| Titanium | Ti | 4.50 | 0.628 |
| Titanium oxide | TiO | 4.9 | not available |
| Titanium dioxide | TiO2 | 4.3 | not available |
| Tungsten | W | 19.3 | 0.163 |
| Tungsten carbide | WC | 15.6 | 0.151 |
| Uranium | U | 18.7 | 0.238 |
| Vanadium | V | 5.96 | 0.530 |
| Yttrium | Y | 4.34 | 0.835 |
| Zinc | Zn | 7.04 | 0.514 |
| Zinc oxide | ZnO | 5.61 | 0.556 |
| Zinc selenide | ZnSe | 5.26 | 0.722 |
