318 



REPORT OF NATIONAL MUSEUM, 1904. 



Table of coincidences between the order of events as described in Genesis and that unfolded 

 by geological investigations — Continued. 



Genesis, VII. The floodof Noah, 

 4,200 years ago. 



The crust of the globe has been subjected to a 

 great and sudden revolution, which can not 

 be dated much farther back than five or six 

 thousand years ago. — Cuvier's Theory, 32, 

 33, 34, 35, and Buckland's Reliq. Diluv. 



a Sheaths. 



bOne solitary exception is since discovered, in the calcareous slate of Stonesfield, in the bones of a 

 didelphis, an o'possum, a tribe whose position may be held intermediate between the oviparous and 

 mammiferous races. 



Perhaps that part of Professor Silliman's work which showed the 

 keenest insight into geological problems is that relating to the subject 

 of crystallization in rocks. The proximate causes of the phenomenon 

 were recognized as heat and solution. 



There is no doubt that fire and w T ater * * * have operated in all ages in pro- 

 ducing mineral crystallization. Of these, however, fire appears to have been by far 

 the most active, * * * and there is every reason to admit that even granite has 

 been melted in the bowels of the earth, and therefore may crystallize from a state of 



