Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/birefringence> ?o. }
- Abernathyite birefringence "δ = 0.027 – 0.038".
- Actinolite birefringence "0.025".
- Adamite birefringence "δ = 0.055".
- Admontite birefringence "δ = 0.062".
- Aegirine birefringence "δ = 0.037 - 0.061".
- Aenigmatite birefringence "δ = 0.090 - 0.100".
- Afghanite birefringence "δ = 0.006".
- Afwillite birefringence "δ = 0.0167".
- Agardite birefringence "0.085".
- Agate birefringence "up to +0.004".
- Agrellite birefringence "δ = 0.014".
- Ajoite birefringence "δ = 0.091".
- Aksaite birefringence "δ = 0.055".
- Alacránite birefringence "0.13".
- Alamosite birefringence "δ = 0.021".
- Albite birefringence "δ = 0.010".
- Alforsite birefringence "δ = 0.000".
- Allanite birefringence "δ = 0.018–0.031".
- Allanpringite birefringence "0.085".
- Alleghanyite birefringence "0.036".
- Almandine birefringence "none".
- Alstonite birefringence "δ = 0.146".
- Aluminite birefringence "δ = 0.011".
- Alunite birefringence "δ = 0.020".
- Amarantite birefringence "δ = 0.105".
- Amblygonite birefringence "0.02".
- Amesite birefringence "δ = 0.018".
- Amethyst birefringence "+0.009".
- Amicite birefringence "0.01".
- Ammolite birefringence "0.135".
- Anatase birefringence "δ = 0.073".
- Andalusite birefringence "δ = 0.009 - 0.010".
- Andersonite birefringence "δ = 0.020".
- Andesine birefringence "δ = 0.009".
- Andyrobertsite birefringence "δ = 0.037".
- Ankerite birefringence "δ = 0.180 - 0.202".
- Annabergite birefringence "δ = 0.065".
- Anorthite birefringence "δ = 0.012 – 0.013".
- Anorthoclase birefringence "δ = 0.008".
- Antarcticite birefringence "δ = 0.060".
- Anthonyite birefringence "δ = 0.076".
- Anthophyllite birefringence "δ = 0.017 - 0.023".
- Apachite birefringence "δ = 0.040".
- Apatite birefringence "0.002".
- Aphthitalite birefringence "δ = 0.005".
- Apophyllite-(KF) birefringence "δ = 0.002".
- Aragonite birefringence "δ = 0.156".
- Arcanite birefringence "δ = 0.004".
- Arfvedsonite birefringence "δ = 0.014".
- Arseniosiderite birefringence "δ = 0.083".
- Arsenoclasite birefringence "δ = 0.029".
- Artinite birefringence "δ = 0.068".
- Asbestos birefringence "0.008".
- Ashburtonite birefringence "0.014".
- Astrophyllite birefringence "0.05".
- Atacamite birefringence "δ = 0.049".
- Augelite birefringence "δ = 0.014".
- Augite birefringence "δ = 0.026 - 0.039".
- Aurichalcite birefringence "0.089".
- Austinite birefringence "0.024".
- Autunite birefringence "δ = 0.003".
- Axinite birefringence "δ = 0.011".
- Babefphite birefringence "0.003".
- Babingtonite birefringence "δ = 0.025".
- Baddeleyite birefringence "δ = 0.070".
- Bakerite birefringence "δ = 0.030".
- Balangeroite birefringence "δ = 0.000".
- Bararite birefringence "0.015".
- Barbertonite birefringence "δ = 0.028".
- Baryte birefringence "0.012".
- Barytocalcite birefringence "δ = 0.161".
- Bastnäsite birefringence "δ = 0.101 max.".
- Bayleyite birefringence "δ = 0.045 - 0.047".
- Bazzite birefringence "0.021".
- Becquerelite birefringence "δ = 0.100".
- Benitoite birefringence "δ = 0.046".
- Benstonite birefringence "δ = 0.163".
- Beraunite birefringence "δ = 0.040".
- Berborite birefringence "δ = 0.095".
- Bergenite birefringence "δ = 0.062".
- Berlinite birefringence "δ = 0.008".
- Bertrandite birefringence "δ = 0.023".
- Beryl birefringence "δ = 0.0040–0.0070".
- Beryllonite birefringence "δ = 0.009".
- Beudantite birefringence "δ = 0.014".
- Biotite birefringence "δ = 0.03–0.07".
- Birnessite birefringence "δ = 0.040".
- Bismutite birefringence "0.13".
- Bityite birefringence "δ = 0.010".
- Blossite birefringence "Bireflectance: weak to moderate: cream-white shades".
- Blödite birefringence "δ = 0.004".
- Bobfergusonite birefringence "δ = 0.021".
- Boehmite birefringence "δ = 0.017 - 0.020".
- Boltwoodite birefringence "δ = 0.030 - 0.033".
- Boracite birefringence "δ = 0.010–0.011".
- Botallackite birefringence "δ = 0.071".
- Brammallite birefringence "δ = 0.030 - 0.035".
- Brassite birefringence "0.031".
- Brazilianite birefringence "δ = 0.019 - 0.021".
- Brianite birefringence "0.01".