PHYSICAL TESTS AND CHEMICAL ANALYSES OF THE COASTAL PLAIN CLAYS IN VIRGINIA 



1302 

 1305 

 130G 



Yel. buff 



Yel. buff 

 Gray blk. 

 Yel. buff 



1307 Yel. buff 





Brick mixture, Maynard & Pow 



ers, Richmond 



Fort Lee 



Two miles south of Chester 



One mile northwest of Bermuda 



Hundred 



Keeler's yard, Broadway, on Ap 



pomattox River 



Sturgeon Point 



Oldfleld 



Oidfleld 



) Ball property six miles south- ' 



! east of Richmond j 



1 Impure diatoinaceous earth I 

 / Richmond I 



20.9 Mody 

 23.I|Mo(ly 

 24.2Mody 



31.(iiFast 

 34.(i;rnst 



W. J. Ready's yard, Manches-I 2o'3iModv 



r ter, by Richmond j [jg^jpiist 



Williamsburg road, near Stagg's j 



Mill, Richmond i27.8!Slou 



Turner's yard, near Petersburg— 23.1 Slow- 

 Wood's yard, near Emporia 24.0 Slow 



Mody 

 Mody 

 Fast 



Fust 



Slow 

 Mody 

 Slow 

 Mody 



.fast 

 .fast 



fast 



f;; 



fast 

 fast 

 fast 



fast 

 fast 



/ Clays showing variable char- 

 > acter of upper bed at Stur- 



24.2 Modv.fast 

 18.7 Fast 



, geon Point' I 18.7 Fast 



Clay from river level, Sturgeon 



Point [30.2 Mody.fast 



Citv Point 20.3 Slow 



Standard Brick Co., south of Suf- 

 folk 122. Slow 



Blue clay, Suffolk Clay Co., Suf-! 



folk 131.9 Slow 



Brick mixture. Suffolk Clay Co., ] 



Suffolk - -_--- -J26.4:Slow 



Mody. 

 Mody. 



Light rod 



1362 Lt. brown I 



1363 I White 

 1,365 I Buff 



1367 I White 



(■ Eocene clavs from between ) \on o 

 ' Stafford C. H. and Freder- [ ggg 



( icksburg •• 



Between Milford and Bowling 



Green 



One mile south of Layton 



Red clay, northwest of Freder- 

 icksburg 



Diatomaceous earth, one mile 



south of Layton {23.1 



Pleistocene clay, Wilniont 19.2 



Diatom earth, Wilmont 162.4 



Clav from "House" bank .south I 



ea.st of Wilmont 22.0 



Sandy clay, Occupacia P. O 126.4 



33.0 



fast 

 fast 



Mody, 

 Slow- 

 Fast 



Fast 



Modv. 



Past 



Modv, 

 Fast 



fast 



fast 

 fast 



Good 

 Good 

 Low 



Good 



Good 



Good 



Good 



Good 



Good 



Good 



Excellent 



Lean 



Lean 



Good 



Good 



Pair 



High 



Excellent 



Good 



Fair 



Pair 



Low 



Fair 

 ilxcellent 



Excellent 



Excellent 



Good 



(^rambly 

 Good 



Good 

 Low 



(Jood 



Low 

 Good 

 Low- 

 Good 

 Fair 



Very fine 



Very little 



Pine 



Much 



Little 



Little 



Little 



Little 



Some 



Some 



Sandy 



Much 



Sandy 



>Somc 

 Little 

 Little 

 Sandy 

 Much 

 Sandy 



Little 

 Much 



Much 



Little 



Little 

 Little 



Little 

 Much 



Little 



Little 

 Some 

 Some 



Much 

 Sandy 



^» 



g h 



H P. 



ao-o I ,a 



A < 



Fine G.4 



Little i 8.6 

 Some 9.3 



89.6 

 60.6 

 177.3 



8.6 148.8 



i 

 9.0 1 138.1 

 7.61122.6 

 7.61111.5 

 8.6191,0 

 7.45134.8 

 7.3 126.7 



Lt. red 

 Lt. red 

 Lt. red 



Lt. red 



135.1 



.3 Lt. red 

 .0 Lt.red 

 .0 ;Pinkbuff 

 .3 iLt. red 

 .0 ILt. red 

 .0 iLt. red 

 .0 iPk. cream 

 .6 jLt.red 

 .6 jLt. red 

 i. s.jLt. red 

 1. s.iLt. red 

 1. S.iLt. red 



300.91. !Pink 

 135.5 .3 Lt.red 

 132.4; .3 Lt.red 

 144.2 .3 Lt.red 

 105.1 .0 Pink 

 79.8s.s,iPink 



118.7 

 155. 



11.6 143.8 



10.3142.5 



9.3115.3 

 8.6113.7 



.3 iBlu'h. red 

 ,6 ILt. red 



s. s Pinki,sh 

 1.3 Pink 



Pink 



ILt. red 

 iPk. white 



193.6! .3 Lt.red 

 41.2:.s. S.iLt. red 



9.6 79.9 



,6 Lt. red 



10.3i 29.4 .6 Lt.red 

 7.31.30.8 .0 iLt. red 

 3.6 .34.4 1.3 lYell'wish 



17.40 

 20.2 

 18,2 



22.04 



17.9 



16,8 



16.3 



17.5 



17.7 



19.5 



16.03 



14.62; 



14.9 



15.5 



17.5 



16.4 



87.1s. s.iPk. cream 

 54.2 ,0 iLt. red 



Lt. red 

 Lt. red 

 Lt. red 



Lt. red 



Lt. red 



Lt. red 



Pink buff 



Lt. red 



4.7]Lt. red 



3. Lt.red 



4.3 Pink buff 



.6;Lt. red 



14.4 I 3. 

 17.09: 2. 

 16.30i 1. 

 17.7 l.( 



15.7 .3 Pink 



15.08 (I. s. Lt. red 



Lt. red 

 M. red 

 Lt. red 

 M. red 



Pink 

 Lt. red 

 Lt. red 

 Lt. red 



20.54 

 17.2 



14.6 



16.9 



15.4 



28.2 

 25.4 



16.6 

 26.80 



28.01 



21.73 



12.81 

 50.9( 



15.2 

 29.89 



Lt. red 

 Lt. red 



Pinki.sh 



Pink 



Lt. red 

 Pink 



2. Lt.red 

 .0 Lt. red 



Lt. red 

 Lt. red 

 Lt. pink 



.OJPk. crean 

 .6iLt. red 



•FeO, 1 per cent. 



s.s. Slightly swelled. 



The chemical analyses in tliis tahlc were made liy Aiesura. .T. 1{. Knff, ,Ir., and ,i. H. ddiljoney. 



1.5.08! i.6:Lt.red 

 17.6 1 4. Lt. red 

 14.2 1.6 M. red 



12.9 

 10.40 



11.9 : 



15.04' 

 14.8 

 10.1 

 14.8 

 9.2 ; 



13.6 ; 



10.9 

 12.9 

 16,8 1 

 15.1 



8.9 

 15.30 

 13.70 

 14.7 

 11.5 

 14.4 



15.9 

 11.5 



13.6 



8.87 



10.6 

 23.1 



13.3 

 27.5 



21.70 



20.70 

 12.0 



48.4 



14.4 

 28.3 



Lt. red 



Lt. red 

 Red 



Pink buff 

 Lt. red 

 Lt. red 

 Lt. red 

 Buff 

 Lt. red 

 Lt. I'od 

 M. red 

 M. red 

 M. red 



Lt. red 

 Lt. red 

 Lt. red 

 Lt. red 



1.3lLt. red 

 Lt. red 



Lt. red 

 Lt. red 



Buff 

 Lt. red 



14.06; 5. Red 

 14.06 6.3 Lt.red 

 1-2. I 2.3 M. red 



Dk. red 



3.6 M. red 



3.6 jLt. red 

 2.6 Cream 



Red br'n 

 Lt. red 



M. red 



2.3 Lt. red 

 1. Lt.red 

 1. Lt. pink 



.3 Pk. cream 

 1.6 Lt.red 



7.3 

 8.2 

 13.6 ! 



9.6 1 



7.02! 

 13.1 I 



4.7 

 12.42i 



9. 



11.4 

 12.07; 

 14.4 ! 



5.65 

 11.80 

 11.90 

 12.1 

 12.2 

 13.9 



9.81 

 10,05 



12.6 



6.11 



7.5 



14.20' 7. 

 19.6 5. 



Red 



5.6 Red 

 3.6: Yel. red 

 6.3 M. red 

 8.3 Red 

 9.0|M. red 



6.5 Gray buff 

 3. Lt. br'n 

 5. iM.red 



3.7 Dk. red 



3.6 :Dk. red 



2. iM.red 



7.6iRedbr'n 

 4.6iM. red 



3. iM.red 

 4.3 M. red 

 1.3 Lt. red 



.0 M. red 



11.79; 4. 



27.771 1. 



15,40|11. 



15.88 5.6 

 10.301 2.6 

 44.no; 4.6 



7.1 I 6.3 



7.5 : 7. 



7.54 Vis. 



Dk. red 



M. red 



Lt. red 

 Lt. br'n 

 M. red 



Lt. red 

 Cream 



M. red 

 Lt. red 



Dk. red 



Pink 

 Lt. red 

 Pk. cream 



14.01 1.3! Yel. br'n 

 27.72j 2. Pink 



10.3 



.12 



1.7 

 3.9 

 7.2 

 5.5 

 1.5 

 2.5 

 .09| 

 9.1 

 4.16 

 6.2 

 9.8 

 10.3 



1.07 



7.8 

 11.05 



8.2 

 10.3 

 12.90 



2.80 

 4.6 



10.9 



1.50 



2.6 



12.06 

 13.2 



9.70 

 27. 



11.3 

 8.5 

 41.4 



12,22 

 23.34 



Dk. red 

 Lt. red 

 Dk. red 



Dk. red 



Dk. red 

 Dk. red 

 Pk. buff 

 M. red 

 Dk. red 

 Dk. red 

 Gray buft 

 Red br'n 

 M. red 

 Dk. rod 

 Dk. red 

 Dk. red 



Dk. brn 

 M. red 

 Dk. red 

 Dk. red 

 Mot. red 

 Lt. red 



Dk. rod 

 Dk. red 



Lt. red 



Drab 



Dk. red 



Lt. red 

 Lt. yel. 



Dk. red 

 Red 



Dk. rod 



Red gray 

 Lt. br'n 

 Yellow 



Br. yol. 

 Lt. red 



1.4 



2.6 



Fus'd 



Red br'n 

 Deep br. 



2.11 I 6.6 



1,7 



1.5 



1.08 



1.68 



2.6 



.7 



.14 

 5.06 

 1.70 

 1.4 



Dk. red 



.08 

 8.7 

 9.9 

 6,6 

 9.3 

 12.3 



1.5 

 2.7 



2. IGray 

 7.6 Dk. red 

 4.3 Dk. red 

 4.6 iDk.r.gray 

 2.3 Lt. red 

 .0 Dir.lt.red 



Red br'n 

 Dk. red 

 Drab 

 Drab 

 Dk. red 

 Red br'n 

 s.s. Drab 

 2. Brown 

 5.6 Red gray 

 5.5 IDr.r.br'n 

 6.29 jVis. Red br'n 

 1.6 .6 Red br'n 



8.6 iDk. red 

 6.6 iDk. red 



3. 

 B'd 



,20 vitri 



1.04 



7.91 

 13.1 



5.32 

 25.5 



9.5 

 6.1 

 40.9 



10.72 

 23.7 



12.6 



Lt. yellow 



Lt. gray 



Gray 

 Red br'n 

 Yel. buff 



Red br'n 

 Lt, br'n 



Dk. red 



Lt. br'n 

 Lt. red 

 Yellow 



Red yel, 

 Yel. br'n 



2.4 

 3. 



6.20 

 5. 



7.86 

 10.91 i 



.15 

 1.3 I 



7.01 I 



Bey'nd 



vitri I 



3.50 

 8.30 



2.09 

 27.9 



Drab 

 Dk. red 

 Dk. red 

 Red br'n 



3.6 ILt. br'n 

 1.3 ILt. br'n 



7. Dk.rod 

 6.6 iDk. red 



3.3 |Lt. br'n 

 .0 iDrab 



11.2 2.3 

 21.05 5, 



Chemical Couposition 



Red drab 



Red br'n 

 Drab 



Red br'n 

 Red 



Dk. red 



Lt. br'n 

 Br. red 

 Yel. br'n 



Red yel. 

 Brown 



1.29 



1.10 



4.61 71.50 

 5.52' 69.55 

 4.41 69.74 



1.39 



.50 

 1.07 

 I..57 

 1.10 

 1.02 



.55 



.90 

 2.04 

 1.09 



.19 

 1.47 



1.00 



1.56 



1.30 



1 



.21 

 .31 



6.50 



.04 

 1.52 



3.60 



5.32 61.83 



6.67 

 4.53 

 2.81 

 5.34 

 4.10 

 5.41 

 4.82 

 5.21 

 fi.39 

 4.03 

 4.85 

 3.65 



So 



59.59 .12 



68.60; .16 

 73.84 1.22 

 68.97 1.'28 

 65.97 1.04 

 63.82Tr'ce 

 66.01; .50 

 70.421 .44 

 63.17 .88 

 73.38 N'nc 

 69.43 N'ne 

 72.61 .44 



13.861 ..56 .1 1-2.29 0.81 8.50 

 15.79lTr'col .08 I. ,540.38 8.0.5 

 l'2.64i 1.46 11.18 2.54 0.92; 13.15 



6.85 21.26 .38 .78l2,44 1.01 11.46 



8.07! 2I.IOI .20 



(>.41 16.11 .7.5 



;!.:«) 15.II8' .62 



4.-22 16.51 .ll 



i;.74 17.38 1.1(1 



(;.32 20.14 :>■> 



3.59 '20.77 .!I'J 



5.17 15.15i .I'l 



6.32 19.301 .Ot 



5.53 13.53, .5* 



6.70 14.791 .5; 



5.61; 13.08 .9( 



.76 2.38 1 

 .32 2.35 

 .12 2.17 

 .05 2.59 

 .17 2.46 

 .11 -2.72 

 .112.52 

 .79 2.24 

 .69 2.45: 

 .14 2.32: 

 .6312.26! 

 .232.45, 



1300 

 1302 

 1305 



1306 



1307 

 1311 



.06; 12.471 

 .71 10.54 1 

 .71 7.1)1 1312 

 .56 1 7.8111313 

 .93 11.40 1314 

 .93 10.30 1315 

 .74 7.88 1316 

 .39 8.73,1322 

 .691 10.21 1323 

 .47, 9.041324 

 .71! 10.871325 

 .93 1". 18 1326 



63.06 .04 

 61.351 .06 

 67.14;N'ne 

 69.75; .06 

 3.031 74.55; .22 

 3.241 77.78! .20 



7.49 61.2liTr'ce 

 7,76 6I.O61 .16 



5.061 75.79Tr'cc 



6,66 64,39] .08 



5.98 65.55 1.95 



.16 



2.02 

 24.79 



.02 



2.57 

 2.03 

 32.32 



9.87 

 19, 



8.63 51.12! 

 8.44 57.261 



5.09 



3.,55} 



6.00 



3.661 

 4.74! 

 3,40 



4,59 

 3.06 



69.001 

 8.5.72 



6.26 20.90 



7.10 19.70 .67 



6.21; 16.18 1.19 



4.671 17.13 ..53 



.3.071 15.43! .43 



3.O5I 12.841 .40 



i 1 



5.8li 20.82! .57 



7.O3I 19.61; .77 



.45 3.13 .68 

 .3412.38 1.11 

 .111.95 1.10 

 .311.89 .56 

 .651.421.16 

 .'291.69 .44 



3.17! 14.85; .04 



i I 



4.401 20.491 -17 



i I 



5.29! 18.13 .39 | .51 



.75 



10,70! 26.14 .10 

 3.101 28,97 .04 



2.571 ,73 

 2.341.01 



.75] .22 



2.31; .54 



I.82I .33 



1,781 .77 



1.40 .42 



55.33 .81 9.02! 25.691 .22 ; .08 



78.821 

 71.601 

 82.85J 



77.281 

 84,64 



10.681330 



11.601331 

 111.5611333 

 7.961334 

 6.731335 

 5.8711336 



10.43! 1336 a 

 11.241339 



4.261343 



8.331344 



G.72! 15.58 .06! .152.341 .91 

 1.741 5.83 1.01 I .111.31! .04 



2.57i .25 



12.87 

 5.15 



10.18 

 4.81 



!l2.14 



5 42 9.24 .04 .121.5l! .811 7.90 



4.651 1318 .42 I .66 1.581.23! 8.54 



2.34! fi.76 .35 |l.06 1.07; ,99 j 5.81 



242! 13,0l!N'ne \ .701.221 ,681 5.021365 



2,59 1:731 .10 .171,12 .32l| 4.30 1367 



1350 

 1352 



1353 

 1354 



1356 



1358 

 1362 

 1363 



____!__ 



