CLASSIFICATION OF IRON ORF PRODUCTION: 1889 TO 1902. 



YEARO 



LLIONS OF LONG TONS 



1^ ;o 



JO 35 



1902 



190 



1900 



1899 



1898 



1897 



1896 



1895 



1894 



1898 



1892 



1891 



1890 



1889 



RED HEMATITE 



BROWN HEMATITE 



MAGNETITE 



CARBONATE 



