326 THE ATLANTIC. [chap. V. 



No. 9. — Material at command, 9"10 grains. 



Loss on ignition 0'80 



Soluble in acid 7-30 



Insoluble in acid I'OO 



9-10 

 No. 10. — Material at command, 19"60 grains. 



Loss on ignition 1'30 



Soluble in acid 16-10 



Insoluble in acid 2'20 



19-60 

 No. 11. — Material at command, 24 grains. 



Loss on ignition 1-10 



Soluble in acid 21-80 



Insoluble in acid 1-10 



24-00 

 No. 12. — Material at command, 12'0 grains. 



Loss on ignition 0-50 



Soluble in acid 10-50 



Insoluble in acid 1 -00 



12-00 

 No. 14. — Material at command, 2 7 '80 grains. 



Loss on ignition 1-90 



Soluble in acid 23-20 



Insoluble in acid 2-70 



27-80 



