1)04 



NEW YORK STATE MUSEUM 



Terra cotta 



S a e and county 



o 



6 



7 



California: 

 Monterey . 



Butte 



Colorado: 

 Jefferson 



New York: 

 Allegany. 

 Saratoga . 



Pennsylvania: 

 Beaver 



Virginia: 

 Augusta . 



South Dtkota: 

 Pennington . . . 



Town 



Jolon. 

 Chico. 



Golden 



Alfred Center 



Glens Falls (see 

 Brick clays) 



New Brighton. 



Staunton . 



Rapid City . 



Remarks 



Clay. 



Chemung shale. 



Shale clay. 



SILICA 



Com- 

 bined 



Free 



85.07 

 88.7 



68.4 



53.3 



61.97 



75.86 

 70.78 



Alumina 



7 85 

 4.5 



18.88 



23.25 



32.94 



13.4 



16.73 



Ferric 

 oxid 



1.16 

 .5 



1.56 



10.9 



al.818 

 2.66 

 2.73 



10 

 11 



13 



13 



14 

 15 



16 



17 

 18 

 19 



«0 



:21 



«3 



53 



Georgia: 

 Baldw n. 



Indiana: 

 Perry . . . 



Greene. 



Kentucky: 

 Calloway . 



Marshall 



Missouri: 

 Henry . . . 



Minnesota; 

 Goodhue. 



New Jersey: 

 Middles -x . 



New York: 

 Erie 



Noi'th Dakota: 

 Cavalier 



Ohio: 

 Jefferson 



Columbiana . 



Pennsylvania: 

 Wa)ne 



Stephens Pottery. 



Cannelton, William 



Clarke 



Worthington 



New Providence 



Pughs place 



Dickey sewer pipe 

 c 1. , Deepw ter . . . 



Laclede mine, St 

 Louis 



Red Wing... 

 Woodbridge 



Under-clay . 

 S. Davis's . . 



White clay 



Clay 



Used for sewer pipe 



Angola ■ . 

 Langdon , 



Freeman, (see also 

 analyses of Ohio 

 paving-brick 

 clays) 



Walker's Station. 

 Texas township. . . 



Shale. 

 Clay.. 



Under-clay 



Cat skill red shale. 



53.78 



65.83 

 63.25 



61.68 

 62.92 



60.13 

 59.96 

 69.84 



67.7 







19.91 



33 



39.1 



23.8 



65 



.15 



15.39 



39 



50.45 



03 I 15.5 

 54.53 



59.26 



32.3 



32.94 

 24.81 



38.5 



Pipe 



.05 



2.64 

 3.04 



39.88 



21.35 



15.76 

 23.07 



17.57 



S7.88 

 37.88 



19.877 



7.06 



7.72 



.48 



1.69 

 1.6 

 6 16 



2.8 



3.41 

 3.41 



10.071 



