REPORT OF THE DIRECTOR AND STATE GEOLOGIST 



rl49 



ries of roof slate have been opened in this range of rocks in many 

 places. The most important are those in New Lebanon, about 

 one and a half miles from the springs on the east face of the 

 mountain-'. 



None of these Columbia county quarries are producing now. 

 The quarries operated in the fall of 1S98 were as follows. 



Washington county quarries 



NAME OF QUARRY 



National red slate eo. 

 R. A. Hall 



Flaherty & O'Brien 

 H. H. Matthews & Co. 



Welsh red slate eo. 

 Jones & Williams 



National red slate co. 

 Williams & Allen 



Penrhyn slate co. 



Eagle red slate co. 



Nixon red slate co. 



Thomas Williams 



F. Sweet 



J. J. McDonough 



LOCALITY 



Hatch hill 



Hampton 



Jamesville 



Raceville 



N. of Middle 



Granville 

 Middle Granville 



PRODUCT QUARRIED COLOR OF PRODUCT 



roofing slate red 



roofing slate, 

 tiles 



roofing slate 



Granville 

 Slateville 



flour red (and olive 



flour) 

 red 



red, unfading green 



and purple 

 red 



unfading green, 

 purple and varie- 

 gated 



red 



unfading green, 

 purple and varie- 

 gated 



red and unfading 

 green 



red and unfading 

 green 



red 



unfading green 



Red slate is the most expensive, the others following in this 

 order: purple, unfading green, sea green, (from Vermont), and 

 variegated. The prices of all grades are subject to change from 

 time to time. The following scale of sizes and prices of red roof- 

 ing slate were in use during 189S: sizes 20 x 10, 18 x 10, IS x 9, 

 16x10, 16x9, 11x9, 11 xS and 11x7, $10.50 a square; 12x8 

 arid 12 x 7, $9 a square; 12 x 6, $8.50 a square; 10 x 6, 10 x 7 

 and 10 x 8, $6.50 a square. 



The color of red slate is as nearly unchangeable as anything 

 can be, showing no perceptible change after years of exposure 



