876 



NEW YOEK STATE MUSEUM 



Fire clays 



state and county 



Pennsylv'nia {confd) 

 1 ludiana 



9 



10 



11 

 12 

 13 



14 

 15 

 16 



17 



18 

 19 



20 

 21 

 2i 



23 

 S4 

 25 



27 

 28 



20 



Town 



Remarks 



Clinton 



Westmoreland. 

 Chester 



Allegheny 



Clarion . . . 

 Allegheny 



South Dakota : 

 Pennington ... , 



Texas: 

 JMontague. 



Henderson . 



Washington: 

 King 



Pierce 

 Skagit 



West Virginia: 



Fayette 



Kanawha . .... 

 Marion , 



Monongal'a , 

 Presto a . , ... 



Wyoming: 

 Albany 



Crook 



Virginia: 

 Chesterfield 



Layton Station 



Lockhaven, 



Lockhaven 

 Salina 



Valley Forge. 



Brady's run (B. R. 

 fire brick co.),.., 



Manown 



Hunker Station . . . . 



Arthurs . . 

 Pittsburg 



Rapid City. 



Bowie . 



Athens . 



Black diamond field 

 Green river fields . . 



Great Kanawha. 

 Charleston 



Spragueville , 



Rock creek. 



Robins 



Glass pot clay. 



Soft clay , 



Hard clay. 



M. J. Bean's clay . 



Silica bi'ick 



Hard clay 



C. A. Marshall's... 

 Dark clay,base of hill 



Hard clay. 

 Soft clay. . 



SILICA 



Com- 

 bined 



Free 



64,89 



50.8 



45.65 

 43.75 



71.88 



68.93 

 64.17 

 41.75 



43.56 

 96.79 



84.42 

 87.05 

 83.3 



60.48 



68.55 



31.83 1 37. C6 



57.5 



69.71 

 49.73 



55 67 



39.9 1 16.9 



45.86 



54.37 

 68.16 

 47.88 

 68.315 



59.78 

 61.08 



80.76 



Alumina 



34.08 



33.38 



36.36 

 40,966 

 19. 



23.38 

 29.75 

 40.09 



43.16 

 .93 



9.41 

 6.56 

 13.3 



24.6 



36. 



20.71 



34.37 



18.39 

 32.57 



30.39 



30.08 

 44.23 



33.83 

 24.11 

 33.985 

 19.63 



15.1 



17.13 



11.004 



Ferric 

 osid 



a .21 



1.77 



1.19 

 .769 



.98 

 2.6 

 .65 



tr. 

 .14 



1.07 

 .64 

 .8 



3.43 



tr. 



1.01 



1.24 



1.44 

 1.53 



.61 

 1.33 



.01 



.01 



1.368 



1.575 



3.4 

 3 17 



1.396 



