Metallurgy. 133 
cult to flux or to get a good cinder; so that it is always necessary to 
have a large amount of an easily fusible silicate before satisfactory results 
can be obtained in the reduction of ores containing titanic acid. The 
following are the results of the dry assays of some titaniferous iron ore, 
containing by wet assay 39°08 per cent of iron: 
1. 
2. 
Tron ore, - - - - : 500 500 500 500 
Clay, - - - - - - 100 100 00 
Lime, - - - - - - 250 2380 150 180 
Anthracite, - - ~ . - 80 15 q 70 
930 905 "15 850 
cal considerations on the composition of iron and steel. 
luminum and Aluminum-bronze ; by I. L. Brut, the Mayor of 
are concerned, new metal has scarcely been such as to require much to 
be added to those admirable researches bestowed upon the process by the 
distin 
tion 
mages . . 
the double chlorid subsequently decomposed by fusion with sodium, 
Faint, however, as the traces might be of impurity in the alum itself, 
