6o 



Field Columbian MuseuxM — Geology, Vol. i. 



AEROLITES OR STONE METEORITES. 



Cat. 

 No. 



Date 

 of Fall or Find 



NAME AND DESCRIPTION. 



Weight 

 in giamt. 



355 



Rockport. 



Plano-convex mass, showing crust and polished 

 surface. Crust reddish brown, about 1 mm. 

 thick. Interior greenish-black, exhibiting no 

 megascopic structure except scattered metallic 

 grains and nodules. (W.) 



73 



