232 ANALYSIS or MINERALS. 



Black augjt* Black crystallized augite from Frascati*. 



from Frascati, 



^y-i-of Sile. 48 



Lime 24 



jnessia 875 



Alumine 5 



Oxide of iron 12 



manganese I 



Potash, a trace 



9875 



Black garnet. Melanitef. 



Silex 35"50 



Lime , 3250 



Alumine 9 



Black oxide of iron 24'25 



Oxide of manganese 040 



101-65 

 Gadolinite. Gadolinite from Bornholm. 



Yttria 60 



Silex , 22 



Oxidulated iron l6-5 



Water 0-5 



Oxide of manganese, a trace 



99 

 ElaeoliteJ. 



Silex 46-50 



Alumine 30 25 



Lime 075 



Oxide of iron : J 



Potash 18 



Water , 2 



98-5 

 • See Journ.vol. XXVII, p. 148. f lb. p. 151. 



\ See a description of it, Journ. vol. XXVI, p. 384. 



Apatite 



