Voor de liefhebber hier nog een extra koppeling naar een Excel bestand. Download deze en open hem in Excel om zelf aan passingen ed te doen. Bijvoorbeeld om deze lijst op alfabet ipv laag naar hoog te rangschikken.
| Refractie Index en de dubbele breking | |||
| Gemstone | Refractive Index | Double Refraction | |
| Villiaumite | 1.327 | afwijkende waarden | |
| Fluorite | 1.434 | geen | |
| Sodalite | 1.480 | geen | |
| Lapis lazuli | 1.500 | geen | |
| Sepiolite | 1.530 | geen | |
| Petrified Wood | 1.540 | geen | |
| Jasper | 1.540 | geen | |
| Rhodizite | 1.690 | geen | |
| Periclase | 1.740 | geen | |
| Uvarovite garnet | 1.865 | geen | |
| Senarmontite | 2.087 | geen | |
| Fabulite | 2.409 | geen | |
| Cuprite | 2.849 | geen | |
| Opal | 1.370-1.520 | geen | |
| Sellaite | 1.378-1.390 | 0.012 | |
| Glass | 1.440-1.900 | geen | |
| Gaylussite | 1.443-1.523 | 0.080 | |
| Obsidian | 1.450-1.550 | geen | |
| Chrysocolla | 1.460-1.570 | 0.023-0.040 | |
| Creedite | 1.461-1.485 | 0.024 | |
| Thaumasite | 1.464-1.507 | 0.036 | |
| Analcime | 1.479-1.489 | geen | |
| Natrolite | 1.480-1.493 | 0.013 | |
| Moldavite | 1.48-1.540 | geen | |
| Inderite | 1.486-1.507 | 0.017-0.020 | |
| Calcite | 1.486-1.658 | 0.172 | |
| Coral | 1.486-1.658 | 0.160-0.172 | |
| Kurnakovite | 1.488-1.525 | 0.036 | |
| Whewellite | 1.489-1.651 | 0.159-0.163 | |
| Yugawaralite | 1.490-1.509 | 0.011-0.014 | |
| Ulexite | 1.491-1.520 | 0.029 | |
| Celluloid | 1.495-1.520 | geen | |
| Cancrinite | 1.495-1.528 | 0.024-0.029 | |
| Tugtupite | 1.496-1.502 | 0.006 | |
| Haüyne | 1.496-1.510 | geen | |
| Petalite | 1.502-1.519 | 0.012-0.017 | |
| Dolomite | 1.502-1.698 | 0.185 | |
| Mesolite | 1.504-1.508 | 0.001 | |
| Leucite | 1.504-1.509 | 0.001 | |
| Scolecite | 1.509-1.525 | 0.007-0.012 | |
| Magnesite | 1.509-1.717 | 0.022 | |
| Thomsonite | 1.515-1.542 | 0.006-0.025 | |
| Stichtite | 1.516-1.544 | 0.026 | |
| Carletonite | 1.517-1.521 | 0.004 | |
| Pollucite | 1.517-1.525 | geen | |
| Moonstone | 1.518-1.526 | 0.008 | |
| Orthoclase | 1.518-1.530 | 0.008 | |
| Sanidine | 1.518-1.530 | 0.008 | |
| Gypsum | 1.520-1.529 | 0.009 | |
| Strontianite | 1.520-1.670 | 0.150 | |
| Ammolite | 1.520-1.680 | 0.155 | |
| Pearl | 1.520-1.690 | 0.156 | |
| Amazonite | 1.522-1.530 | 0.008 | |
| Cordierite | 1.522-1.578 | 0.008-0.018 | |
| Iolite (cordierite) | 1.522-1.578 | 0.008-0.018 | |
| Sunstone | 1.525-1.548 | 0.01 | |
| Nepheline | 1.526-1.546 | 0.0004 | |
| Milarite | 1.529-1.551 | 0.003 | |
| Witherite | 1.529-1.677 | 0.148 | |
| Agate | 1.530-1.540 | 0.004-0.009 | |
| Chalcedony | 1.530-1.540 | 0.004-0.009 | |
| Chrysoprase | 1.530-1.540 | 0.004-0.009 | |
| Moss agate | 1.530-1.540 | 0.004-0.009 | |
| Aragonite | 1.530-1.685 | 0.155 | |
| Tiger's eye | 1.534-1.540 | geen | |
| Apophyllite | 1.535-1.537 | 0.002 | |
| Ivory | 1.535-1.570 | geen | |
| Amber | 1.539-1.545 | geen | |
| Scapolite | 1.540-1.579 | 0.006-0.037 | |
| Talc | 1.540-1.590 | 0.050 | |
| Oligoclase | 1.542-1.549 | 0.007 | |
| Andesine | 1.543-1.551 | 0.008 | |
| Amethyst (quartz) | 1.544-1.553 | 0.009 | |
| Aventurine (quartz) | 1.544-1.553 | 0.009 | |
| Rose quartz | 1.544-1.553 | 0.009 | |
| Citrine (quartz) | 1.544-1.553 | 0.009 | |
| Prasiolite (quartz) | 1.544-1.553 | 0.009 | |
| Smoky quartz | 1.544-1.553 | 0.009 | |
| Rock crystal (quartz) | 1.544-1.553 | 0.009 | |
| Charoite | 1.550-1.561 | 0.004-0.009 | |
| Beryllonite | 1.552-1.561 | 0.009 | |
| Pyrophyllite | 1.552-1.600 | 0.048 | |
| Muscovite | 1.552-1.618 | 0.036-0.043 | |
| Hambergite | 1.553-1.628 | 0.072 | |
| Larbradorite | 1.559-1.570 | 0.008-0.010 | |
| Serpentine | 1.560-1.571 | 0.008-0.014 | |
| Vivianite | 1.560-1.640 | 0.050-0.075 | |
| Tremolite | 1.560-1.643 | 0.017-0.027 | |
| Beryl (precious) | 1.562-1.602 | 0.004-0.010 | |
| Variscite | 1.563-1.594 | 0.031 | |
| Aquamarine (beryl) | 1.564-1.596 | 0.004-0.005 | |
| Emerald (beryl) | 1.565-1.602 | 0.006 | |
| Augelite | 1.570-1.590 | 0.014-0.020 | |
| Anhydrite | 1.570-1.614 | 0.044 | |
| Ekanite | 1.572-1.573 | 0.001 | |
| Amblygonite | 1.578-1.646 | 0.024-0.030 | |
| Zektzerite | 1.582-1.585 | 0.003 | |
| Howlite | 1.586-1.605 | 0.019 | |
| Colemanite | 1.586-1.615 | 0.028-0.030 | |
| Herderite | 1.587-1.627 | 0.023-0.032 | |
| Wardite | 1.590-1.599 | 0.009 | |
| Catapleiite | 1.590-1.629 | 0.039 | |
| Eudialyte | 1.591-1.633 | 0.003-0.010 | |
| Chondrodite | 1.592-1.646 | 0.028-0.034 | |
| Meliphanite | 1.593-1.612 | 0.019 | |
| Phosphophyllite | 1.594-1.621 | 0.021-0.033 | |
| Montebrasite | 1.594-1.633 | 0.22 | |
| Pectolite (larimar) | 1.595-1.645 | 0.038 | |
| Nephrite | 1.600-1.627 | 0.027 | |
| Odontolite | 1.600-1.640 | 0.010 | |
| Rhodochrosite | 1.600-1.820 | 0.208-0.220 | |
| Brazilianite | 1.602-1.623 | 0.019-0.021 | |
| Sogdianite | 1.606-1.608 | 0.002 | |
| Sugilite | 1.607-1.611 | 0.001-0.004 | |
| Topaz | 1.609-1.643 | 0.008-0.016 | |
| Turquoise | 1.610-1.650 | 0.040 | |
| Gaspéite | 1.610-1.810 | 0.22 | |
| Prehnite | 1.611-1.669 | 0.021-0.039 | |
| Lazulite | 1.612-1.646 | 0.031-0.036 | |
| Hemimorphite | 1.614-1.636 | 0.022 | |
| Actinolite | 1.614-1.653 | 0.020-0.025 | |
| Tourmaline | 1.614-1.666 | 0.014-0.032 | |
| Celestite | 1.619-1.635 | 0.010-0.012 | |
| Datolite | 1.621-1.675 | 0.040-0.050 | |
| Smithsonite | 1.621-1.849 | 0.228 | |
| Friedelite | 1.625-1.664 | 0.030 | |
| Andalusite | 1.627-1.649 | 0.007-0.013 | |
| Apatite | 1.628-1.649 | 0.002-0.006 | |
| Clinohumite | 1.629-1.674 | 0.028-0.041 | |
| Danburite | 1.630-1.636 | 0.006-0.008 | |
| Siderite | 1.633-1.875 | 0.242 | |
| Barite | 1.636-1.648 | 0.012 | |
| Jeremejevite | 1.637-1.653 | 0.007-0.013 | |
| Spurrite | 1.637-1.681 | 0.039-0.040 | |
| Eosphorite | 1.638-1.671 | 0.028-0.035 | |
| Jet | 1.640-1.680 | geen | |
| Dioptase | 1.644-1.709 | 0.051-0.053 | |
| Phenakite | 1.650-1.670 | 0.016 | |
| Euclase | 1.650-1.677 | 0.019-0.025 | |
| Enstatite | 1.650-1.680 | 0.009-0.012 | |
| Ludlamite | 1.650-1.697 | 0.038-0.044 | |
| Peridot | 1.650-1.703 | 0.036-0.038 | |
| Jadeite | 1.652-1.688 | 0.20 | |
| Sillimanite | 1.655-1.684 | 0.014-0.021 | |
| Malachite | 1.655-1.909 | 0.254 | |
| Axinite | 1.656-1.704 | 0.010-0.012 | |
| Boracite | 1.658-1.673 | 0.010-0.011 | |
| Hiddenite | 1.660-1.681 | 0.014-0.016 | |
| Kunzite | 1.660-1.681 | 0.014-0.016 | |
| Kornerupine | 1.660-1.699 | 0.012-0.017 | |
| Bustamite | 1.662-1.707 | 0.014-0.015 | |
| Diopside | 1.664-1.730 | 0.024-0.031 | |
| Lawsonite | 1.665-1.686 | 0.019-0.021 | |
| Sinhalite | 1.665-1.712 | 0.036-0.042 | |
| Clinozoisite | 1.670-1.734 | 0.010 | |
| Parisite | 1.671-1.772 | 0.081-0.101 | |
| Hypersthene | 1.673-1.731 | 0.010-0.016 | |
| Legrandite | 1.675-1.740 | 0.060 | |
| Dumortierite | 1.678-1.689 | 0.015-0.037 | |
| Lithiophilite | 1.680-1.700 | 0.01 | |
| Triphylite | 1.689-1.702 | 0.006-0.008 | |
| Willemite | 1.690-1.723 | 0.028-0.033 | |
| Neptunite | 1.690-1.736 | 0.029-0.045 | |
| Tanzanite | 1.691-1.700 | 0.009 | |
| Idocrase (vesuvianite) | 1.700-1.723 | 0.002-0.012 | |
| Aegirine-augite | 1.700-1.800 | 0.030-0.050 | |
| Sapphirine | 1.701-1.734 | 0.004-0.007 | |
| Serendibite | 1.701-1.743 | 0.005 | |
| Diaspore | 1.702-1.750 | 0.048 | |
| Adamite | 1.708-1.760 | 0.048-0.050 | |
| Kyanite | 1.710-1.734 | 0.015-0.033 | |
| Spinel | 1.712-1.762 | geen | |
| Gahnospinel | 1.715-1.754 | geen | |
| Rhodonite | 1.716-1.752 | 0.010-0.014 | |
| Taaffeite | 1.719-1.730 | 0.004-0.009 | |
| Hodgkinsonite | 1.719-1.748 | 0.022-0.026 | |
| Pyrope garnet | 1.720-1.756 | geen | |
| Azurite | 1.720-1.848 | 0.108-0.110 | |
| Pyroxmangite | 1.726-1.764 | 0.016-0.020 | |
| Epidote | 1.729-1.768 | 0.015-0.049 | |
| Hessonite garnet | 1.730-1.757 | geen | |
| Chambersite | 1.732-1.744 | 0.012 | |
| Grossular garnet | 1.734-1.759 | geen | |
| Staurolite | 1.736-1.762 | 0.010-0.015 | |
| Scorodite | 1.738-1.816 | 0.027-0.030 | |
| Chrysoberyl | 1.746-1.763 | 0.007-0.011 | |
| Shattuckite | 1.752-1.815 | 0.063 | |
| Benitoite | 1.757-1.804 | 0.047 | |
| Ruby (corundum) | 1.762-1.778 | 0.008 | |
| Sapphire (corundum) | 1.762-1.778 | 0.008 | |
| Almandine garnet | 1.770-1.820 | geen | |
| Gadolinite | 1.770-1.820 | 0.01-0.04 | |
| Monazite | 1.774-1.849 | 0.049-0.055 | |
| Painite | 1.787-1.816 | 0.029 | |
| Spessartite garnet | 1.790-1.820 | geen | |
| Gahnite | 1.791-1.818 | geen | |
| Cerussite | 1.804-2.079 | 0.274 | |
| Zircon | 1.810-2.024 | 0.002-0.059 | |
| Yttrium aluminum garnet (YAG) | 1.833-1.835 | geen | |
| Sphene (titanite) | 1.843-2.110 | 0.100-0.192 | |
| Purpurite | 1.850-1.920 | 0.007 | |
| Anglesite | 1.878-1.895 | 0.017 | |
| Andradite garnet | 1.880-1.940 | geen | |
| Scheelite | 1.918-1.937 | 0.010-0.018 | |
| Bayldonite | 1.950-1.990 | 0.04 | |
| Sulfur | 1.958-2.245 | 0.291 | |
| Gadolinium gallium garnet (GGG) | 1.970-2.020 | 0.058 | |
| Simpsonite | 1.994-2.040 | 0.058 | |
| Cassiterite | 1.997-2.098 | 0.096-0.098 | |
| Zincite | 2.013-2.029 | 0.016 | |
| Boleite | 2.030-2.050 | 0.020 | |
| Phosgenite | 2.114-2.145 | 0.028 | |
| Mimetite | 2.120-2.135 | 0.015 | |
| Cubic zirconia (CZ) | 2.150-2.180 | geen | |
| Manganotantalite | 2.190-2.340 | 0.150 | |
| Linobate | 2.210-2.300 | 0.090 | |
| Tantalite | 2.260-2.430 | 0.160 | |
| Wulfenite | 2.280-2.400 | 0.120 | |
| Crocoite | 2.290-2.660 | 0.270 | |
| Sphalerite | 2.368-2.371 | geen | |
| Stibiotantalite | 2.370-2.450 | 0.080 | |
| Diamond | 2.417-2.419 | ||
| Anatase | 2.488-2.564 | 0.046-0.067 | |
| Brookite | 2.583-2.700 | 0.117 | |
| Rutile | 2.616-2.903 | 0.287 | |
| Pyrargyrite | 2.880-3.080 | 0.200 | |
| Proustite | 2.881-3.084 | 0.203 | |
| Cinnabar | 2.905-3.256 | 0.351 | |
| Hematite | 2.940-3.220 | 0.287 | |
