Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/opticalprop> ?o. }
- Jarosewichite opticalprop "Biaxial".
- Jarosite opticalprop "Uniaxial , usually anomalously biaxial with very small 2V".
- Jennite opticalprop "Biaxial".
- Jeremejevite opticalprop "Uniaxial".
- Jerrygibbsite opticalprop "Biaxial".
- Jimthompsonite opticalprop "Biaxial".
- Johannite opticalprop "Biaxial".
- Jolliffeite opticalprop "Isotropic".
- Jonesite opticalprop "Biaxial , a=1.641, b=1.66, g=1.682, bire=0.0410".
- Julgoldite opticalprop "Biaxial".
- Junitoite opticalprop "Biaxial".
- Kaersutite opticalprop "Biaxial".
- Kainosite-(Y) opticalprop "Biaxial".
- Kalinite opticalprop "Biaxial".
- Kamiokite opticalprop "anisotropic, uniaxial negative".
- Kampfite opticalprop "Uniaxial -".
- Kanoite opticalprop "Biaxial".
- Kaolinite opticalprop "Biaxial".
- Karlite opticalprop "Biaxial".
- Kassite opticalprop "Biaxial , 2V=58°, Dispersion very strong, r > v".
- Kaňkite opticalprop "Biaxial".
- Kegelite opticalprop "Biaxial".
- Kermesite opticalprop "Biaxial".
- Kernite opticalprop "Biaxial".
- Keyite opticalprop "biaxial".
- Khatyrkite opticalprop "Distinctly anisotropic, grayish yellow to brownish red".
- Kieserite opticalprop "Biaxial".
- Kinoite opticalprop "Biaxial".
- Knorringite opticalprop "Isotropic".
- Kochite opticalprop "Biaxial".
- Kogarkoite opticalprop "Biaxial".
- Kornerupine opticalprop "Biaxial".
- Kostovite opticalprop Anisotropy.
- Krennerite opticalprop "Anisotrophic".
- Krieselite opticalprop "Biaxial".
- Kröhnkite opticalprop "Biaxial".
- Kurnakovite opticalprop "Biaxial".
- Kutnohorite opticalprop "Uniaxial".
- Kyanite opticalprop "Biaxial".
- Labradorite opticalprop "Biaxial".
- Langbeinite opticalprop "Isotropic".
- Langite opticalprop "Biaxial r>v weak".
- Laplandite-(Ce) opticalprop "biaxial & moderate relief".
- Larnite opticalprop "Biaxial".
- Laurionite opticalprop "Biaxial".
- Laurite opticalprop "Isotropic and opaque".
- Lavendulan opticalprop "Biaxial , nearly uniaxial".
- Lawsonite opticalprop "Biaxial".
- Lazulite opticalprop "Biaxial".
- Lazurite opticalprop "Isotropic; anomalously anisotropic".
- Leadhillite opticalprop "Biaxial".
- Legrandite opticalprop "Biaxial".
- Lepidocrocite opticalprop "Biaxial".
- Lepidolite opticalprop "Biaxial".
- Leucite opticalprop "Uniaxial".
- Leucophoenicite opticalprop "Biaxial".
- Libethenite opticalprop "Biaxial".
- Liebigite opticalprop "Biaxial".
- Linarite opticalprop "Biaxial".
- Lindgrenite opticalprop "Biaxial".
- Lipscombite opticalprop "Translucent to opaque".
- Liroconite opticalprop "Biaxial".
- Lithiophilite opticalprop "Biaxial , 2V = 65°".
- Livingstonite opticalprop "Biaxial".
- Loellingite opticalprop "Distinctly anisotropic in reflected light".
- Lonsdaleite opticalprop "Uniaxial".
- Loparite-(Ce) opticalprop "Isotropic, anomalously anisotropic.".
- Lorenzenite opticalprop "Biaxial".
- Lorándite opticalprop "Biaxial".
- Loveringite opticalprop "Uniaxial".
- Ludlamite opticalprop "Biaxial".
- Ludwigite opticalprop "Biaxial".
- Lulzacite opticalprop "Biaxial".
- Macdonaldite opticalprop "Biaxial , surface relief - low,".
- Magadiite opticalprop "Biaxial".
- Maghemite opticalprop "Isotropic".
- Magnesioferrite opticalprop "Isotropic".
- Magnesiohastingsite opticalprop "Biaxial".
- Magnesiopascoite opticalprop "Biaxial".
- Magnesite opticalprop "Uniaxial".
- Majorite opticalprop "Isotropic".
- Malaia_garnet opticalprop "Single refractive, often anomalous double refractive".
- Malayaite opticalprop "Biaxial".
- Manganite opticalprop "Biaxial".
- Manganosite opticalprop "Isotropic".
- Manganvesuvianite opticalprop "Uniaxial".
- Marialite opticalprop "Uniaxial".
- Maricite opticalprop "Biaxial".
- Marrite opticalprop "Biaxial".
- Marthozite opticalprop "Biaxial".
- Masuyite opticalprop "Biaxial".
- Matlockite opticalprop "Uniaxial".
- Mayenite opticalprop "Isotropic".
- Mckelveyite-(Y) opticalprop "Biaxial".
- Melanophlogite opticalprop "Isotropic, n=1.425–1.457".
- Melanterite opticalprop "Biaxial".
- Melilite opticalprop "Uniaxial".
- Mellite opticalprop "Uniaxial may be anomalously biaxial".
- Mendipite opticalprop "Biaxial".
- Mereheadite opticalprop "Biaxial".