Foote — New Meteoric Iron from West Australia. 393 



through a square inch in the former area as in the latter. One 

 explanation of this variation is that the front, being subjected 

 to greater heat during the atmospheric passage, was tempered 

 to a slight depth below the surface. 



One of the two broad sides (fig. 1) is marked by four nearly 

 hemispherical pits about 12 to 15 cm across and 7 to 8 cm deep, 



Fig. 3. 



Fig. 3. View outlining pits. x 1/6 diameter. 



the central one at the rear almost perforating the mass. At 

 the bottom of this bowl-shaped " pot-hole," the oxidized crust 

 due to terrestrial rusting is over l cm thick. In general, how- 

 ever, the reddish-brown crust is only 1 or 2 millimeters in 

 thickness. There is no evidence whatever of any surface flow- 

 ing or melting of the iron. The remainder of the surface, 

 including the reverse broad side, is quite covered by shallow 

 depressions and low prominences. These lesser pits are 2 to 



