Smithsonian Report, 1 942. — Henderson and Perry 



Plate 3 



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V 



> 



Coarse Octahedrite Structures. 



Each area enclosed within the dark borders has the Neumann lines, and in this respect the specimens are 

 identical with hexahedrites. Some taenite may be present in these border zones, but it is often difficult 

 to detect taenite in such specimens. 



a, El Burro, Mexico (for composition see table 2) ; b, Sandia Mountains, N . Mex. (for composition see table 2) . 



