SIDEGEA, SIDEROUS EARTH. 



name sidegea, as not unusual iii 

 compounded words, is abbreviated from 

 two Greek terms, signifying iron and earth. 

 The reasons for the introduction of this 

 grand division, adopted in substance by 

 the most eminent geologists, have already 

 been given. Iron acts so important and 



VOL. I. B 



