——*: 
Mineralogy and Geology. 405 
] 
and to-day raised with the bottom of the sea, appear attached to the 
rocks on the surface of the island, preserving themselves in the midst of 
the smoke without being at all burned. There are no quakings of the 
ground to be noticed. eis 
Now, as I am writing, I estimate the height of the islet at from 15 to 
20 meters, and its size 20 to 25 meters in length by 8 to 10 in breadth. 
The subsidence of the neighboring soil appears to-day to have been 
arrested. The water of the entire Gulf of Santorin is, as yesterday, 
n the shores of New Kaimeni it is lukewarm, 
operate alike. : 
3 p.M—The island has increased to nearly double its former size. * * 
Notes on some points in the geology of Kansas; by Prof. G. C. 
Swatxow, (from a letter to J. D. Dana, dated Columbia, Mo., March 15, 
866 : : 
years. : ‘ 
The line of division between the Permian and Carboniferous will re- 
main where I put it in 1858. The evidence is incontestible. The Car- 
boniferous fossils above that line are not so numerous, In comparison 
