§72 



NEW YORK STATE MUSEUM 



Fire clays 



o 



9 



10 



11 

 \i 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 SO 

 21 

 22 

 S3 



24 



35 

 26 



27 

 28 

 29 



30 



31 

 3J 



33 



34 



35 

 36 

 37 



38 

 t9 

 40 

 41 

 43 

 43 

 44 

 45 

 46 



State and county 



Missouri (co-ii'd). 

 w t rren 



Montana: 

 Deerlodge. 



New Jersey: 

 Blidd esex . 



Mercer . . . . . 

 < Gloucester , 

 Cumberland. 



Middlesex. 



New YorU: 

 Richmond 



North Carolina: 

 Moore 



Hai'nett . . . 

 Cleveland . 



Guilford 



North Dakota: 



Mercer 



Stark 



Ward 



Ohio: 



Summit 



Scioto 



Jefferson . . . 



Trumbull ... 



Jackson 



Tuscarawas. 

 . Scioto 



Columbiana 



Perry 



Town 



Kelly's pit ■. 

 National pit. 



National pit. 



Blossbur^ 



Woodbridge . , 

 Bonhantown , 

 Woodbridge. 



Rarit^n river. 

 Sandhills 

 Eaglewood . . 



S. Amboy 



Burnt creek, . 

 Sayreville .... 

 Martins dock. 

 Oldbridge — 



Trentori 



C' nrad 



Millville 



South Amboy , 



Woodbridie. 



S. I. terra-cotta 

 lumber co 



Va'entine & Co. 

 Woodbridge 



Kreischerville 



Grover . 



Pomona , 



One mile north 

 Pomona 



of 



Plenty coal mine. 



Dickinson 



Minot 



Akron . . . 

 S. Webster... 

 Freeman . . . . 



Niles 



Oakhill 



Mineralpoint 

 Scioto . . . . 

 Salineville . . . 

 Mocahala 



Remarks 



Flint clay 



Sandy clay. 

 Fire claj^ .. 



Fire clay . 



Clay . 



Retort clay 

 Clay 



Paper clay . . . 

 Washed clay. 

 Clay 



Ci-ossley's clay. 



H. C. Perrine&Co. 

 Crossley's clay 



Black c ay. 



Flint clay 

 Clay 

 Flint clay 



SILICA 



Com- 

 bined 



Free 



43.56 



44.84 



78.44 



56.69 



55 6 



5:i 14 



53.6 



72 



61.6 

 17.9 57.35 



40.5 



42.05 



37.85 



39.8 



40.4 



43.71 



43.9 



41.1 



45.1 



24.55 



6.4 

 5.7 



10,5 

 H 1 

 5.3 

 .7 

 1,5 

 3.1 

 .7 



44.8 



■ 70 05 

 29.5 I 34,5 



77.15 



61,76 



75.74 



56.63 



56.83 

 64.9 



64.28 



75,34 



70.6 

 68.28 



70.45 



71.6 



60 79 

 741.66 

 53.73 



51.21 



45 



66. 



44. 



58. 



35.39 



44.34 



.59.93 



49 



I 8.13' 



77 

 45 

 25 

 , 17 13 



Alumina 



41.48 



40.8 



14 08 



27.18 



28.22 



28.54 



37.54 



17 



28.38 



15.5 



35.9 



85.83 



35 . 75 



86.34 



38.4 



39.34 



38 34 



38.66 



38.6 



19.85 



19.43 



23.3 



15.65 



26.14 



18.34 



31.5 



32.4 



t5.28 



24.76 



17.06 



20 46 

 18.!i8 



17.34 



15.27 



16.23 

 17 33 

 17.78 



27.63 



4'! 



19 35 

 40.15 

 31. <2 

 31.84 

 40.i>5 

 27.56 

 37.78 



Ferric 

 oxid 



.35 

 .27 

 1.56 

 1.68 

 1.02 

 1.33 

 1.6 



.53 

 1.3 



1.1 

 .77 

 .95 



1.01 



1,2 

 .46 

 .86 

 .74 



1 



1 



1.53 



1.5 



tr. 



.8 

 .06 



1.15 



.15 

 .52 



.83 



a 1.94 



1.83 

 3.6 



3.16 



3 33 



4.49 

 1.05 

 3.85 



Ir. 



.8 



4.35 



1.67 



""'.kn' 



.8 

 1 03 



