BLUESTONE AND OTHER SANDSTOXES 101 



500 feet, and the maximum hight 30 feet. The bed is 8 feet 

 thick, and dips to the south 1 in 7. The top of 10 to 22 feet 

 is of shale, broken rock and dirt. In this there is some stone 

 good enough for rough work. The stone is light gray and fine 

 grained. The lifts vary from 2" to 12" in thickness. The 

 prodnct is nsed locally for common work. 



Eockville, Allegany co. 

 Quarry of A. Searles 1 mile south of Rockville station. The 

 bed of stone is 5 to 6 feet thick and is rough. 8 feet of soil 

 and broken rock cover the bed. The stone is light gray and 

 fine grained. The lifts vary from C to 12". The vertical 

 jointing is northeast and southwest and northwest and south- 

 east. Cross bedding appears in the bed. A line fence divided 

 this quarry from Earl Herkimer's quarry, which is on the same 

 ledge. The jjroduct is used locally in the surrounding towns 

 for flagging and foundation work. 



Belfast, Allegany co. 

 No quarry has been worked near Belfast in seven years. 



Olean, Cattaraugus co. 

 The quarry of the Olean bluestone co. has been abandoned 

 for five years, and the mill has been torn down. 



John McCann is working a quarry 2^ miles south of Olean 

 in Wild Cat hollow. The bed of stone is 12 feet thick and is 

 covered with a top of 8 feet of broken rock and soil. The stone 

 is fine grained and has an oily afijiearance when first quarried, 

 but turns light gray on exposure. The quarry face is TOO feet 

 long and extends around the hill. The ledge has been worked 

 ! this way to avoid the heavy top, in working into the hill. The 

 lifts vary from 8" to 2 feet. The stone is used for common 

 stone and curbing in Olean. The common stone sells for f 1.25 

 a perch and the curb for 18c a linear foot. Two to three men 

 are employed. 



Joseph Rounds quarries stone on the same ledge south of 

 , McCann. 



Jamestown, Chautauqua co. 



Six openings have been made in the eastern part of the town, 

 in the hill on the right bank of the Chautauqua lake outlet, 



