













Physical Ch 



nactcr 



of Raritan 



Clays. 































& 



„. 



C-™» - *.,.„., 



eLOu 



1 



Tensile Strength. 



Cone 05. 



Cone 01. 





Cone 3. 



Cone 5. 





Cone .0. 





►4 



3 



1 



'8 

 s 



< 



1| 



! 



< 



! 



I 



! 



( 



a 



< 



! 



j 



! 



} 



1 



j 



1: ■ 





615 

 389 



3S6 

 387 



Cliffwood Lignitic Sands and Clays. 



37 



! :l 



,08 



108 



"78 



88 



65-5 

 48 



] 



4.3 



""" 



3 



..34 



3 



13.61 



7.6 



6.90 

 938 



3.7 



9.98 



6 



,0.70 













°"'% "i'^"rl^r'^\,!: M V'j?.' " 



est northern 















« 



1..6S 



« 



'°'87 

























Amboy Ston 

 South Amboy— H. C. Perrine & Son,.... 



South Amboi 



ware Clay. 











' 



,4 





67 

 67 



67 

 67 











,;, 



8.26 



12 



.o.ao 



.... ., ...:,. 3 Q 











.8.90 











Von 



3-4" 



total 



S.93 





. „„ 



Cutde, blue ball clay; very plastic; finej 













18 



10.S4 

























3.3 



IS 











Flaky, moderately plastic. No. 1 buff cla 





1:: 



























\ adsorption, 2. 33. 

 Llncipicntly fused at cone 27. 





1 white, of 







3*i 





















,.S 



13.5-- 







Fused at cone jo. 







■ 













6 



,4.-8 



63 



.3.00 



8.3 









6S 



65 

















.6.85 



!i 



'5.45 



[| 



Mil 



its 



398 











:::::: 



= = 



14.98 













64 



















Woodbridge Black Lai 

 Keasbey— National Fire,;, roofing Co 



















M 









" 



46 



linotcd Saudy Clays. 



Pipe clay; clay from bottom of bank; 





';: 



156 











i. s 8 



?.3 



8.8. 







46 

 46 



















6..0 













3«S 



382 

 38. 

 384 



Perth. Amboy— National Fireproofing Co., 



do 



Laminated sand and clay, pyrite and It 



-rail! |-;x.-3 



84 



8 



" 























47 



From laminated sand and clay; used fo 



hollo«b.ick 















,9 



















71 



°' lr usVd ay for i hollow h l 1 Hc ( k aniC """^ "" 



mica scales: 









8 







,0.7 















7> 



Gritty; colored by organic matter; so 



.,- mica and 



















9.30 



8 













Woodbridge 



Woodbridge — Perth Amboy Terra Cotta 



Fire Clays. 



Smooth, dense, dark gray clay; very fc* 

 some shreds of lignitic matter: 1 



mica scales: 

 cd for terra 



142 









S-6 



340 







3.01 



slic'lltl. 



7.76 







Woodbridge— M. D. Valentine & Bra... 



Woodbridge— J. H. Leisen 



Near Woodbridge— Staten Island Clay 



Vitrified at cone 26, but not vis 



'4 



Very link k-rit ; liomn^iirM^ UMurc; smooth f:ac 













H 



a,. 



8 



196S 



.6:85 

 ,,.98 





.6 



M.xttir.- ..( rd.Ti and hi,.- fire day; med 

 feeling .juiic sticky 



Hollow-bride clay; tough, red. mottled 









78 













4-6 



.9.3. 



'!: 



6.69 





18 



a 























:a 



.S3 













Light gray, m.'ttkd. sandy clay; No. ; n 



'A™; 





















S.5 



.587 











80 























4. : 7= 



fusion; fused at cone 34+. 





Top. sandy clay. s«ft. whitish, gritty. , 





,0 































i 























cone 27. 



