306 



Zoisitc. 



Augite from 

 Carniola, 



and Sicily. 



Apatite, 



Columnar 

 Mownspar, 



ANALYSES OF MINERALS* 



Crystallized zoisite. 



Silex 45 



Alumine „ 29 



Lime 21 



Oxide of iron 3 



98 

 Lamellar augite from Carniola. 



Silex..... 52*50 



Magnesia 12*50 



Lime g 



Alumine 7*25 



Oxide of iron 16-25 



Potash 0*50 



98 

 Scoriform augite from Sicily. 



Silex 55 



Alumine ....... 16-50 



Oxide of iron 13*75 



Lime 10 



Magnesia 1 *75 



Water 1*50 



Manganese a trace 



98*5 

 Conchoidal apatite, or spargelstein, from ZillerthaL 



Lime « ,. 53*75 



Phosphoric acid . 46*25 



100 



Stanglichen braynspath (columnar brownspar), brought 

 by Humboldt from Valenciana of Guanaxuato, in Mexico, 



Carbonated lime , . . . . 5 1*5. 



. magnesia 32 



. iron 7'5 



— — . ' manganese .... 2 

 Water 5 



98 



Dolomite- 



