INDEX TO CLAYS 01? NEW YOKK 



935 



Hudson, clay deposits, 588\ 703° j brick 

 yards, 703°. 



Hudson river brick co., 692^. 



Hudson river shale, 578^ 826». 



Hudson valley, terraces, 578=-91°, 629»; 

 illus. facing p. 592; depth of pre- 

 glacial channel, 581*; probable ge- 

 ologic history, 584", 591°; delta de- 

 posits, 588^ brick yards, 689^-709='; 



clays: 523°, 576^; stratification, 

 577^; illus. facing p. 577; underlying 

 ntiaterial, 577°-78'; illus. facing p. 

 578; recent borings, 588'; physical 

 character, 687^; uses, 689^ 



Hunter, Alfred, brick yard, 707\ 



Hussey mountain, terrace, 590^. 



Hutton, W., brick yard, 699^ 700'. 



Hyatt, C, brick yard, 692'-93^ 



Hydraulic dry press machine, 665°. 



Ilion, brick yard, 714''; clay deposits. 

 714^ 



Impurities of clay, 508^ 511=-28*; test- 

 ing for, 856'. 



Indian bay, brick yard, 710^. 



Indian creek, delta deposits, 588*. 



Indiana, clay deposits, 615^-16". 



Indiandite, 505^ 



Iron, in clay, 512^ 566^ 569^ in brick 

 clay, 636°, 640^; separation from 

 clay, 634^-35'; sulfates of, 680*. 



Iron carbonate, see Siderite. 



Iron oxid, in clay, 508*, 508^ 51P, 512*, 

 515°-20^ 565°," 569S 639°, 861'; in 

 feldspar, 635°; in decorative tile, 

 777°. See also Analyses. 



Ironstone china, 793'. 



Ithaca, clay deposits, 576°. 



Ivory creek valley, 584°. 



Jamestown, brick yards, 725'; strati- 

 fication, 725*; shale, 831*, 837^ 



Jamestown shale paving brick co., 

 756^ 837=; illus. facing p. 663, 677, 

 757, 837. 



Japanese porcelain, composition, 796*. 



Jefferson county, brick yards, 710'- 

 IP, 711*. 



Jewettville, brick yards, 650^, 724=; il- 

 lus. facing p. 662, 664, 665, 672, 724; 

 Hamilton shale, 833=. 



Jigging, 805'-6\ 



Jollying, 805'-6\ 



Jones, C. C, on Hudson river clays, 

 588'. 



Jones, Gomer, method for testing the 

 resistance of paving brick to abra- 

 sion, 752°-54^ 



Jones. O., brick yard, 734'. 



Jonespoint. clay deposits, 583'; ter- 

 race. 589'. 



Jova, J. J., brick yard, 698V 



Karnes, 584', 591°. See also Eskars. 



Kansas, clay deposits, 617^ 



Kaolin, alkalis in, 515*; analyses, 610', 

 862-65; composition, 510V 512', 534'; 

 structure of deposits, 628^^; ferric 

 oxid in, 519V 520', 793°; impurities, 

 510'; lime in, 523^; magnesia in, 

 524"; mica in, 503V 535'; origin of 

 name, 497°; pure, 497V 510'; silica 

 in, 525"; tensile strength, 545'; use 

 of term, 497*; washing, 504V 800*-3*; 

 AA^ater in, 530'; 



in Arkansas, 612'; Delaware, 614*; 

 Florida, 614°; Georgia, 615*; Indiana, 

 615"; Long Island, 596"; Maryland, 

 619^; Massachusetts, 620=; Missouri, 

 621*; North Carolina, 623V 624"; 



. Pennsylvania, 625'; Staten Island, 

 607', 609'; Virginia, 627'. 



Kaolinite, 497'-50r, 503'-4V 510V 525'; 

 formation, 497'; properties, 534'; 

 use of term, 497'; 



in Missouri, 621*; New Jersey, 623V 



Kennedy, F. H., brick yard, 715'. 



Kentucky, clay deposits, 617'-18*; flint 

 clays, 781'; ball clays, 793V 



Keramies, see Pottery. 



Kilns, building, 674'; continuous, 495V 

 678'-79*, 814°; cooling, 676'; down- 

 draft, 673°, 674\ 677"-78V 745V 814'; 

 for enameled brick, 652'; for paving 

 brick, 745'; scove kiln, 674V 674*- 

 77', 689*; for stoneware, 809°; types, 

 495*, 655V 673°, 677*-79V 814'; for 

 white earthenware an(^ china, 814=. 



King & Lynch, brick yard, 692'. 



Kink el, P. ■ H., & Son, feldspar quarry, 

 842°. 



Kirkover, L., brick yard, 723V 



Kline, J., brick yard, 699=. 



Kneading machines, 804'. 



Kreischer, B. Sons, brick industry, 

 650°; illus. facing p. 782-86; terra 

 cotta factory, 763", 764*; illus. fac- 

 ing p. 763-64; fire brick factory, 

 788V 788': illus. facing p. 784-86. 



Kreischerville, clay deposits, 607'-9=; 

 illus. facing p. 608, 781 ; brick yard, 

 650V 743'; terra cotta manufacture, 

 763", 764*; stoneware clays, 817V 

 820°. 



Kyser, A. C., brick yard, 713'. 



Lahey Bros., brick yard, 697'. 



Lancaster, brick yards, 722'-23'; clay 

 deposits, 722'-23'; stratification, 

 723'. 



Lancaster brick co., 722V 723', 



Lansingburg, brick yard, 708*; clay de- 

 posits, 708*. 



La Salle, clay deposits, 574'; brick 

 yard, 722V 



