Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/opticalprop> ?o. }
- Quartz opticalprop "Uniaxial".
- Quintinite opticalprop "Uniaxial for 2H type, uniaxial negative, for 3T polytype, uniaxial negative or positive".
- Rameauite opticalprop "Biaxial Negative".
- Rammelsbergite opticalprop "Strongly anisotropic".
- Rapidcreekite opticalprop "Biaxial".
- Realgar opticalprop "Biaxial".
- Reinerite opticalprop "Biaxial".
- Rhodochrosite opticalprop "Uniaxial".
- Rhodolite opticalprop "Single refractive, often anomalous double refractive".
- Rhodonite opticalprop "Biaxial".
- Riebeckite opticalprop "Biaxial".
- Ringwoodite opticalprop "Isotropic".
- Roaldite opticalprop "Isotropic".
- Robertsite opticalprop "Biaxial".
- Rodalquilarite opticalprop "Biaxial".
- Rosasite opticalprop "Biaxial".
- Roscoelite opticalprop "Biaxial".
- Roselite opticalprop "Biaxial".
- Rosickýite opticalprop "Biaxial".
- Rozenite opticalprop "Biaxial".
- Rubicline opticalprop "biaxial".
- Ruizite opticalprop "Biaxial".
- Russellite opticalprop "Biaxial".
- Rutherfordine opticalprop "Biaxial".
- Rutile opticalprop "Uniaxial".
- Sacrofanite opticalprop "Uniaxial negative".
- Sal_ammoniac opticalprop Isotropy.
- Saleeite opticalprop "Biaxial typically nearly uniaxial".
- Saliotite opticalprop "Biaxial".
- Samarskite-(Y) opticalprop "Appears isotropic".
- Sampleite opticalprop "Biaxial".
- Samuelsonite opticalprop "Biaxial".
- Sanbornite opticalprop "Biaxial".
- Sanidine opticalprop "Biaxial".
- Santabarbaraite opticalprop "isotropic".
- Saponite opticalprop "Biaxial".
- Sapphire opticalprop "Abbe number 72.2".
- Sapphirine opticalprop "Biaxial".
- Sarabauite opticalprop "Biaxial".
- Sarkinite opticalprop "Biaxial".
- Sassolite opticalprop "Biaxial".
- Satterlyite opticalprop "Uniaxial".
- Scheelite opticalprop "Uniaxial".
- Schmiederite opticalprop "Biaxial".
- Schoepite opticalprop "Biaxial".
- Schreibersite opticalprop "Uniaxial".
- Schreyerite opticalprop "Biaxial".
- Schäferite opticalprop "Isotropic".
- Scolecite opticalprop "Biaxial".
- Scorodite opticalprop "Biaxial".
- Scorzalite opticalprop "Biaxial".
- Scrutinyite opticalprop "Biaxial".
- Searlesite opticalprop "Biaxial".
- Sekaninaite opticalprop "Biaxial".
- Selenite_(mineral) opticalprop "Biaxial 2V=58".
- Seligmannite opticalprop "Anisotropic".
- Sellaite opticalprop "Uniaxial".
- Sepiolite opticalprop "Biaxial".
- Sewardite opticalprop "Weak Anistropic".
- Shattuckite opticalprop "Biaxial".
- Shigaite opticalprop "Uniaxial".
- Siderite opticalprop "Uniaxial".
- Siderophyllite opticalprop "Biaxial".
- Siderotil opticalprop "Biaxial".
- Sillimanite opticalprop "Biaxial".
- Simpsonite opticalprop "Uniaxial negative".
- Sinoite opticalprop "Biaxial".
- Skaergaardite opticalprop "Isotropic; no discernible internal reflections; color varying from bright creamy white to bright white.".
- Smithsonite opticalprop "Uniaxial".
- Sodalite opticalprop "Isotropic".
- Sonolite opticalprop "Biaxial".
- Spertiniite opticalprop "Biaxial".
- Spessartine opticalprop "Isotropic, often anomalous double refractive".
- Sphalerite opticalprop "Isotropic".
- Spherocobaltite opticalprop "Uniaxial".
- Spinel opticalprop "Isotropic".
- Spodumene opticalprop "Biaxial".
- Spurrite opticalprop "Biaxial".
- Staurolite opticalprop "Biaxial".
- Stellerite opticalprop "Biaxial , a=1.4848, b=1.4864-1.4964, g=1.4979".
- Stephanite opticalprop "Anisotropic in polished section".
- Stibiconite opticalprop "Isotropic".
- Stilbite opticalprop "Biaxial".
- Stillwaterite opticalprop "weakly anisotropic in air; distinctly anisotropic in oil; no bireflectance; uniaxial".
- Stillwellite-(Ce) opticalprop "Uniaxial".
- Stilpnomelane opticalprop "Biaxial".
- Stishovite opticalprop "Uniaxial".
- Stolzite opticalprop "Uniaxial".
- Strashimirite opticalprop "Biaxial".
- Strengite opticalprop "Biaxial".
- Strontianite opticalprop "Biaxial".
- Struvite opticalprop "Biaxial 2V Measured: 37°".
- Studenitsite opticalprop "Biaxial".
- Studtite opticalprop "Biaxial".
- Suessite opticalprop "X-ray Wavelength = 1.541838".
- Sunstone opticalprop "Double Refractive:".
- Sursassite opticalprop "Biaxial".
- Susannite opticalprop "Uniaxial".
- Svanbergite opticalprop "Uniaxial".
- Sweetite opticalprop "uniaxial".