114 PROCEEDINGS OF THE AMERICAN ACADEMY 



Comparison of Crystalline Forms of Antimonious Com- 

 pounds. 



Orthorhombic. 



Valeutinite SbgOg 



Stibnite Sb^Sj 



Stibioziacite SbgZiig 



Djscrasite SbAgg 



Antimonious Ciiloride SbClg 



Antimonious Bromide SbBrj 



a Antimonious Iodide Sblj 



Hexagonal. 



|3 Antimonious Iodide Sblj 



MONOCLINIC. 



Antimonious Oxisulphide Sb^OS^ 



Antimonious Oxichloride Sb^OgCl^ 



Antimonious Oxibromide Sb^O.Brj 



Antimonious Oxi-iodide Sb^O^T^ 



Antimonious Oxichloride .... SbOCl 



y Antimonious Iodide Sblj 



