ANALYSES OF MINERALS. 



5th, citric acid : 

 6th, phosphate of lime : 

 7tb, oxalate of lime : 

 8th, potash. 



XII. 



Analyses of Minerals: by Martin Henry Klaproth, 

 Ph. D. Sfc. 



(Continued from p. 312. 



Phosphorescent earth from Marmarosch. 



Phosphoric acid 32-25 



Fluoric acid ..... 2*50 



Lime 47 



Silex 0-50 



Oxideof iron 0*75 



Water 1 



Quartz mixed.... 11-50 



379 



Phosphorescent 

 earth of Mar- 

 marosch, 



95-5 

 A new combustible mineral from East Prussia. 1000 grs. Combustible 

 yielded by distillation. mineral from 



, . . Prussia, 



cubic inches. Grs. 



Carbonic acid gas 130 = 61-1 



Carburetredhidrogengas320 = ■ 59-5 



Empyrcumatic oil 90 



Carbonate of ammonia. 26-5 



Water 385-5 



The residuum consisting of 



Charcoal .... 228 



Silex 45-5 



Oxide of iron ., 14*5 



Alumine 6 



Phosphate of lime 14 



Sulphate of lime 5 



935-6 



