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The factual accuracy of this article is disputed: see talk:List of indices of refraction.
Here is a list of indices of refraction values of some common materials.
| Material | index of refraction |
|---|---|
| Acetone | 1.36 |
| Actinolite | 1.618 |
| Agalmatoite | 1.550 |
| Agate | 1.544 |
| Agate, Moss | 1.540 |
| Air | 1.0002926 |
| Alcohol | 1.329 |
| Alexandrite | 1.745 |
| Aluminum | 1.44 |
| Amber | 1.546 |
| Amblygonite | 1.611 |
| Amethyst | 1.544 |
| Anatase | 2.490 |
| Andalusite | 1.641 |
| Anhydrite | 1.571 |
| Apatite | 1.632 |
| Apophyllite | 1.536 |
| Aquamarine | 1.577 |
| Aragonite | 1.530 |
| Argon | 1.000281 |
| Asphalt | 1.635 |
| Augelite | 1.574 |
| Axinite | 1.675 |
| Azurite | 1.730 |
| Barite | 1.636 |
| Barytocalcite | 1.684 |
| Benitoite | 1.757 |
| Benzene | 1.501 |
| Beryl | 1.577 |
| Beryllonite | 1.553 |
| Brazilianite | 1.603 |
| Bronze (liq) | 1.18 |
| Brownite | 1.567 |
| Calcite | 1.486 |
| Calspar | 1.486 |
| Cancrinite | 1.491 |
| Carbon Dioxide (gas) | 1.000449 |
| Carbon Disulfide | 1.628 |
| Carbon Tetrachloride | 1.460 |
| Cassiterite | 1.997 |
| Celestite | 1.622 |
| Cerussite | 1.804 |
| Ceylanite | 1.770 |
| Chalcedony | 1.530 |
| Chalk | 1.510 |
| Chalybite | 1.630 |
| Chlorine (gas) | 1.000768 |
| Chlorine (liq) | 1.385 |
| Chrome Green | 2.4 |
| Chrome Red | 2.42 |
| Chrome Yellow | 2.31 |
| Chromium | 2.97 |
| Chrysoberyl | 1.745 |
| Chrysocolla | 1.500 |
| Chrysoprase | 1.534 |
| Citrine | 1.550 |
| Clinozoisite | 1.724 |
| Cobalt Blue | 1.74 |
| Cobalt Green | 1.97 |
| Cobalt Violet | 1.71 |
| Colemanite | 1.675 |
| Copper | 1.675 |
| Copper Oxide | 1.675 |
| Coral | 1.486 |
| Cordierite | 1.540 |
| Corundum | 1.766 |
| Crocoite | 2.310 |
| Crystal | 2.00 |
| Cuprite | 2.850 |
| Danburite | 1.633 |
| Diamond | 2.417 |
| Diopside | 1.680 |
| Dolomite | 1.503 |
| Dumortierite | 1.686 |
| Ebonite | 1.66 |
| Ekanite | 1.600 |
| Elaeolite | 1.532 |
| Emerald | 1.576 |
| Enstatite | 1.663 |
| Epidote | 1.733 |
| Ethanol | 1.36 |
| Ethyl Alcohol | 1.36 |
| Euclase | 1.652 |
| Fabulite | 2.409 |
| Fluoride | 1.56 |
| Fluorite | 1.434 |
| Formica | 1.47 |
| Gaylussite | 1.517 |
| Glass | 1.51714 |
| Glycerine | 1.473 |
| Gold | 0.47 |
| Hambergite | 1.559 |
| Hauynite | 1.502 |
| Helium | 1.000036 |
| Hematite | 2.940 |
| Hemimorphite | 1.614 |
| Hiddenite | 1.655 |
| Howlite | 1.586 |
| Hydrogen (gas) | 1.000140 |
| Hydrogen (liq) | 1.0974 |
| Hypersthene | 1.670 |
| Ice | 1.309 |
| Idocrase | 1.713 |
| Iodine Crystal | 3.34 |
| Iolite | 1.548 |
| Iron | 1.51 |
| Ivory | 1.540 |
| Jade, Nephrite | 1.610 |
| Jadeite | 1.665 |
| Jasper | 1.540 |
| Jet | 1.660 |
| Kornerupine | 1.665 |
| Kunzite | 1.655 |
| Kyanite | 1.715 |
| Lapis Gem | 1.500 |
| Lapis Lazuli | 1.61 |
| Lazulite | 1.615 |
| Lead | 2.01 |
| Leucite | 1.509 |
| Magnesite | 1.515 |
| Malachite | 1.655 |
| Meerschaum | 1.530 |
| Mercury (liq) | 1.62 |
| Methanol | 1.329 |
| Moldavite | 1.500 |
| Moonstone, Adularia | 1.525 |
| Moonstone, Albite | 1.535 |
| Natrolite | 1.480 |
| Nephrite | 1.600 |
| Nitrogen (gas) | 1.000297 |
| Nitrogen (liq) | 1.2053 |
| Nylon | 1.53 |
| Obsidian | 1.489 |
| Olivine | 1.670 |
| Onyx | 1.486 |
| Opal | 1.450 |
| Oxygen (gas) | 1.000276 |
| Oxygen (liq) | 1.221 |
| Painite | 1.787 |
| Pearl | 1.530 |
| Periclase | 1.740 |
| Peridot | 1.654 |
| Peristerite | 1.525 |
| Petalite | 1.502 |
| Phenakite | 1.650 |
| Phosgenite | 2.117 |
| Plastic | 1.460 |
| Plexiglas | 1.50 |
| Polystyrene | 1.55 |
| Prase | 1.540 |
| Prasiolite | 1.540 |
| Prehnite | 1.610 |
| Proustite | 2.790 |
| Purpurite | 1.840 |
| Pyrite | 1.810 |
| Pyrope | 1.740 |
| Quartz | 1.544 |
| Rhodizite | 1.6 |
| Rhodochrisite | 1.600 |
| Rhodonite | 1.735 |
| Rock Salt | 1.544 |
| Rubber, Natural | 1.5191 |
| Ruby | 1.760 |
| Rutile | 2.62 |
| Sanidine | 1.522 |
| Sapphire | 1.760 |
| Scapolite | 1.540 |
| Scheelite | 1.920 |
| Selenium, Amorphous | 2.92 |
| Serpentine | 1.560 |
| Shell | 1.530 |
| Silicon | 4.24 |
| Sillimanite | 1.658 |
| Silver | 0.18 |
| Sinhalite | 1.699 |
| Smaragdite | 1.608 |
| Smithsonite | 1.621 |
| Sodalite | 1.483 |
| Sodium Chloride | 1.544 |
| Sphalerite | 2.368 |
| Sphene | 1.885 |
| Spinel | 1.712 |
| Spodumene | 1.650 |
| Staurolite | 1.739 |
| Steatite | 1.539 |
| Steel | 2.50 |
| Stichtite | 1.520 |
| Strontium Titanate | 2.410 |
| Styrofoam | 1.595 |
| Sulphur | 1.960 |
| Synthetic Spinel | 1.730 |
| Taaffeite | 1.720 |
| Tantalite | 2.240 |
| Tanzanite | 1.691 |
| Teflon | 1.35 |
| Thomsonite | 1.530 |
| Tiger eye | 1.544 |
| Topaz | 1.620 |
| Tourmaline | 1.624 |
| Tremolite | 1.600 |
| Tugtupite | 1.496 |
| Turpentine | 1.472 |
| Turquoise | 1.610 |
| Ulexite | 1.490 |
| Uvarovite | 1.870 |
| Variscite | 1.550 |
| Vivianite | 1.580 |
| Wardite | 1.590 |
| Water (gas) | 1.000261 |
| Water 100'C | 1.31819 |
| Water 20'C' | 1.33335 |
| Water 35'C | 1.33157 |
| Willemite | 1.690 |
| Witherite | 1.532 |
| Wulfenite | 1.36 |
| Zincite | 2.300 |
| Zircon, High | 1.960 |
| Zircon, Low | 1.800 |
| Zirconia, Cubic | 2.170 |
