ANALYSES OF MINERALS. 



Labrador -hom- Hypersten (Labrador hornblende of Werner)*. 



b,eHde - Silex 54-25 



Magnesia ...... 14 



Alumine .»», 2-25 



Lime 1-50 



Oxide of iron ,...., 24*50 



Water 1 



Oxide of manganese, a trace 



97-5 

 Zoisite. Zoisite. 



Silex 44 



Alumine 32 



Lime 20 



Oxide of iron 2*5 



— manganese, a trace 



98-5 

 Natroiite= Natrolite. 



Silex 48 



Alumine 24*25 



Oxide of iron 1-75 



Soda .'. 16-50 



Water 9 



99-5 



Stangenstein. Pycni tc f. 



Silex ., 43 



Alumine 49*5 



Oxide of iron. 1 



Fluoric acid 4 



Water 1 



Loss.. ffl 



100 



See Journ. vol. xxvii, p. 153. | lb. p. 154. 



Lamellar 



