Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/opticalprop> ?o. }
- Abelsonite opticalprop "Biaxial".
- Abernathyite opticalprop "Uniaxial".
- Actinolite opticalprop "Biaxial".
- Acuminite opticalprop "Biaxial".
- Adamite opticalprop "Biaxial".
- Admontite opticalprop "Biaxial".
- Aegirine opticalprop "Biaxial".
- Aenigmatite opticalprop "Biaxial".
- Aerinite opticalprop "Biaxial".
- Aeschynite-(Ce) opticalprop "Isotropic when metamict".
- Afghanite opticalprop "Uniaxial".
- Afwillite opticalprop "Biaxial".
- Agrellite opticalprop "biaxial".
- Aheylite opticalprop "Biaxial".
- Ajoite opticalprop "Biaxial".
- Akhtenskite opticalprop "Uniaxial".
- Aksaite opticalprop "Biaxial".
- Alabandite opticalprop "Isotropic".
- Alacránite opticalprop "Biaxial".
- Alamosite opticalprop "Biaxial".
- Albite opticalprop "Biaxial".
- Alforsite opticalprop "Uniaxial".
- Allactite opticalprop "Biaxial".
- Allanite opticalprop "Biaxial".
- Allanpringite opticalprop "Biaxial".
- Alleghanyite opticalprop "Biaxial".
- Almandine opticalprop "Single refractive, and often anomalous double refractive".
- Alstonite opticalprop "Biaxial".
- Alum-(K) opticalprop "Isotropic".
- Aluminite opticalprop "Biaxial".
- Alunite opticalprop "Uniaxial".
- Amarantite opticalprop "Biaxial".
- Amblygonite opticalprop "Double refractive, biaxial, may be either positive or negative".
- Amesite opticalprop "Biaxial".
- Amethyst opticalprop "Uniaxial".
- Amicite opticalprop "Biaxial".
- Ammolite opticalprop "anomalous aggregate reaction".
- Analcime opticalprop "Isotropic; anomalously biaxial".
- Anandite opticalprop "Biaxial".
- Anapaite opticalprop "Biaxial".
- Anatase opticalprop "Uniaxial , anomalously biaxial in deeply colored crystals".
- Andalusite opticalprop "double refractive, biaxial negative; chiastolite has anomalous aggregate reaction.".
- Andersonite opticalprop "Uniaxial".
- Andesine opticalprop "Biaxial".
- Andorite opticalprop Anisotropy.
- Andradite opticalprop "Isotropic, typically weakly anisotropic".
- Andyrobertsite opticalprop "Biaxial".
- Anglesite opticalprop "Biaxial".
- Ankerite opticalprop "Uniaxial".
- Annabergite opticalprop "Biaxial".
- Annite opticalprop "Biaxial".
- Anorthite opticalprop "Biaxial".
- Anorthoclase opticalprop "Biaxial".
- Antarcticite opticalprop "Uniaxial".
- Anthonyite opticalprop "Biaxial".
- Anthophyllite opticalprop "Biaxial".
- Antlerite opticalprop "Biaxial".
- Apachite opticalprop "biaxial negative".
- Apatite opticalprop "Double refractive, uniaxial negative".
- Aphthitalite opticalprop "Uniaxial".
- Apophyllite-(KF) opticalprop "Uniaxial".
- Aragonite opticalprop "Biaxial".
- Arcanite opticalprop "Biaxial".
- Arfvedsonite opticalprop "Biaxial".
- Argutite opticalprop "Uniaxial".
- Argyrodite opticalprop "Weakly anisotropic".
- Armalcolite opticalprop "Biaxial".
- Arseniosiderite opticalprop "Biaxial".
- Arsenoclasite opticalprop "Biaxial".
- Arsenolite opticalprop "Isotropic; may be anomalously anisotropic".
- Arsenopyrite opticalprop "Anisotropism - strong red-violet".
- Artinite opticalprop "Biaxial".
- Asbestos opticalprop "Biaxial".
- Ashburtonite opticalprop "Uniaxial".
- Astrophyllite opticalprop "Biaxial positive".
- Atacamite opticalprop "Biaxial".
- Athabascaite opticalprop "Anisotropism strong, creamy white to dark blue".
- Augelite opticalprop "Biaxial".
- Augite opticalprop "Biaxial".
- Aurichalcite opticalprop "Biaxial".
- Austinite opticalprop "Biaxial".
- Autunite opticalprop "Biaxial".
- Avogadrite opticalprop "Biaxial".
- Axinite opticalprop "Biaxial".
- Babefphite opticalprop "Uniaxial - biaxial positive".
- Baddeleyite opticalprop "Biaxial".
- Bakerite opticalprop "Biaxial".
- Balangeroite opticalprop "Biaxial -".
- Banalsite opticalprop "Biaxial".
- Baotite opticalprop "Uniaxial".
- Bararite opticalprop "Uniaxial".
- Barbertonite opticalprop "Uniaxial may appear biaxial due to strain".
- Barrerite opticalprop "Biaxial".
- Baryte opticalprop "biaxial positive".
- Barytocalcite opticalprop "Biaxial".
- Bassanite opticalprop "Biaxial".
- Bastnäsite opticalprop "Uniaxial".
- Bayleyite opticalprop "Biaxial".
- Bazzite opticalprop "Uniaxial".
- Becquerelite opticalprop "Biaxial".