COAL. 115 



hickj but did not succeed in taking him to tlie place. This 

 |Lcposit is stated to he in one of the most northern of the 

 anbns "vrhich debouch into Eed Eiyer, 



in 



ermei 



Eaton Pass. The high road runs within eight miles of 

 e mines, from which the goye*rnment workshops at Tort 

 nion and the haciendas, as far as that point, are supplied* 



On August 19thj Dr. Le Conte, accompanied by General 

 'aimer and Captain Colton, yisited them, and gives the 

 llowing description : — 



^' After riding five miles up the valley of the Ycrmejo, by 

 regular and gradual ascent, we entered a canon on the 

 forth side of the stream. We followed this canon two 

 id a half miles, to a coal bank, which is on the east side, 

 out 25 or 30 feet above the bottom of the cliif. It 

 ows 10 feet of good coal, in two beds of 5 feet each, 

 parated by 10 inches of slate. Following the canon above 

 d below the bed, I obtained the following section, in which 

 e thickness of the strata is estimated by the eye, except 

 lere contiguous to the coal-beds : — 



Ft. Tn. 



Sandstone from top of hill about • . * , . . 800 



Clay -.5 



Sandstone with, ferrut^inous beds . . . ♦ 20 



Coal (partly poor) and slialea . . . • . 10 



Sandstone .,...» .,50 



4 



2 



. . . . . 20 

 15 



. 20 



Calcareous clay (grey) 

 ^Ferruginous clay « 

 Sandstone 



Coal (partly poor) and shales ...-*. 

 Sandstone, laminated . • . • 



Sandstone not laminated, massiye 8 



Shale . . _ ..30 



rerruginous clay, indurated 



Shale, slate, and clay, more carbonaceous below . , 25 



5 



1 



Coal, (good) 

 Slate 



10 



I ^ 



\ 



1 



