THE CHEMICAL ARRANGEMENT. 



311 



^Ferrous b manganous 

 ^Ferric & aluminic 



^Ferrous & magnesic 



^Ferrous & calcic 

 *Ferric & sodic 

 ^Aluminic & manganous 

 ^Aluminic & zirconic 

 *Aluminic &t calcic 

 ^Hydrated 



* Aluminic & glucinic 

 *Aluminic &t magnesic 



SECTION B. MIXED. 

 (Double.) 



Troostite. 



Helvin. 



Staurotide. 



Bronzite. 



Peridot. 



Yenite. 



jJchmite. 



Karpholite. 



Bucholzite. 



Sea polite. 



Prehnile. 



Mesotype. 



Breivsterite. 



Heulandite. 



Thomsonite. 



Edingtonite. 



Epislilbite. 



Stilbite. 



Laumonite. 



Levyne. 



Chabasie. 



Beryl. 



Enclose. 



Nephrite. 

 Mite. 



