Earth contained in the Zircons of North Carol nut. 2 11 



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IX. — On the Earth contained in the Zircons of North 



Carolina. 



By H. Endemann and 0. Loew. • 

 Read March 29, 1S69. 



The Zircons that were analyzed bv O. Loew came from Hen- 

 derson county, N. C. Zircons of the same and other American 

 localities have been examined before by Chandler-, Gibbsf, and 

 "Wetherill^:, showing, when compared with analyses of Knmpean 

 chemists who worked on Zircons of other localities, very nearly 

 the same composition. 



These authors found : 



L00.00 



The iron and water are included with the Zircon i a. 



With regard to the physical properties, however, a marked 

 difference was found to exist, as had been already mentioned 

 by Chandler, inasmuch as the Zircons from the above-men- 



* Jahresbericht, 1856. t P°gg- Add. i.\ 



J Sill. Am. Jr. [8] xv. 448. 



