8o 



ROCHESTER ACADEMY OF SCIENCE. 



[Jan. II, 



Section of Gouinlock and Humphrey Well, near B., R. & P. R. R.. 

 Station at Warsaw, N. Y. (*) 



DEPTH. \»isT 



Approximate altitude 1125' A. T. (') 



KIND OF rock. formation. 



17' Clay. 



17' 



1028' 



1176' 



loii' "Shales." 



148' " Corniferous limestone. 



75' "Shales." 



1251' 



300' Limestones. 



1551' 



45' "Shale." 

 1596' .... 



'37' " Salt and shale mixed. 



1633' ---- 



68' " Main salt bed." 

 1 701' Bottom of well. (^) 



r Portage. 

 I Genesee. 

 j Hamilton, 

 l^ Marcellus. 



Upper Helderberg. 

 Lower Helderberg. 



O 

 3 

 o 

 a 

 cu. 



r p 



o 



c 



The Warsaw Salt Co. has six wells about one half mile north of 

 the B., R. & P. R. R. station. The records of two of these wells are: 

 given by Professor Bishop. It is stated that they " vary slightly in 

 depth owing to difference of elevation of the place where the well was. 

 begun," {*) and the following section is compiled from the record of 

 the well which is reported with greater fullness : 



(i.) Compiled from data given by Prof. Bishop (5th Ann. Rept. State Geologist [of New York]| 

 for 1885, p. 22) and Dr. H. S. Williams. 



(2.) Dr. Engelhardt gives the elevation as 1,125' (Ann. Rept. Supt. Onondaga Salt Springs for- 

 1888, chart No. Ilh. 



Prof. Williams says " mouth about level with depot." and Gannett gives the elevation of the rail-- 

 road as 1*17' (Bull. U. S. Geol. Surv., No. 76, p. 370). 



(3.) Mr. I. Wra. Smith of Syracuse, N. Y., has furnished me the following section of the above: 

 well : 



Surface earth 8' 



Slate or shale 1020' 



Hard rock 150' 



Limestone, &c 456' 



Salt rock 68' 



Dr. Gouinlock mentions a second well, owned by the same company, which is 1745' in depth. 

 ■ (4.) 5th Ann. Rept. State Geologist [of New York] for 1885, p. 22. 



