2&2 P. REPORT OF PROGRESS. E. W. CLAYPOLE. 



beds of black shale. The strata at this quarry dip very 

 gently to the X. X. W. at about 2°-5°. 



Another small quarry opened on the adjoining farm of 

 Mr. ]). Rice shows the following section : 



Bice' s Quarry section. 



Black or dark shale, 2" ^ 



Limestone, 14' 



Dark shale, 4' 



Limestone 4' 



Dark shale 5' 



> 4 V 



Limestone, 6" 



Dark shale, 4" 



Limestone, 18" 



Dip 20-50 N. N. W. 



Both these sections are in the Marcel lus limestone over- 

 lying the Marcellus lime shales, and exhibit the limestone 

 in the most solid form in which I have seen it in the county. 

 The decrease in the limestone and relative increase of the 

 shale towards the top is obvious. 



West of Centre Mills is a section of rocks dipping 40° to 

 the north, as follows : 



Centre Mills section., {bottom of VIII.) 



Limestone. 



Dark shale and limestone interbedded, 12' 



Dark shale, . 4 



Greenish calcareous shales, 15' 



Greenish smooth shale, 6' 



Sandy green shale, 6" 



Soft green shale weathering red, 6" 



Flinty oolitic bed square-fracturing, No. 3, 2" 



Green rubbly shale weathering red, 3' 



Hard flinty bed, oolitic, No. 2, 4" 



Green rubbly shale, weathering red, 6' 



I );irk oolitic hard bed, No. 1, 4" 



Blue clay, ... 1' 



Iron ore, slat}', liver colored, 2' 



Oriskany sandstone, soft, 15' 



65' 10" 



This section gives the base of the Marcellus lime-shale 

 down to the Oriskany sandstone It is obvious that the 

 amount of lime rapidly increases upward and the amount 



