364 



Table 404 



index of refraction 



Miscellaneous Monorefringent or Isotropic Solids 



Substance. 



Albite glass 



Amber 



Ammonium chloride 



Anorthite glass 



Asphalt 



Bell metal 



Boric Acid, melted 



Borax, melted 



Camphor 



Canada balsam 



Ebonite 



Fuchsin 



Gelatin, Nelson no. i . . . 



" various 



Gum Arabic 



Obsidian 



Phosphorus 



Pitch 



Potassium bromide 



chlorstannate 



" iodide 



Resins: Aloes 



Canada balsam . 



Colophony 



Copal 



Mastic 



Peru balsam 

 Selenium 



Sodium chlorate 



Strontium nitrate 



Smithsonian Tables. 



