ALABAMA MICA DEPOSITS 



115 



Exhibit samples, serial No. 134, represent the flotation 

 test above described, being drawn from the heads and 

 tails during the experimental run. 



In the index to the Mineral Resources of Alabama, is- 

 sue of 1904, by the Alabama Geological Survey, addi- 

 tional analyses of the kaolins (which is the term uniform- 

 ly used here to designate only the residual material from 

 the decomposition of feldspars in the area of the crystal- 

 line or metamorphic rocks) are given and are quoted as 

 further evidence of the comparative uniformity and fav- 

 orable character of these mica-kaolins in other localities 

 of the mica belt, for porcelain making. 



^Composition of Kaolins. 



*Trace. 



fMineral Resources of Alabama 1904 Ala. Geological Survey. 



