418 H. A. Baker — Loose Arenaceous Sediments. 



TABLE OF MECHANICAL ANALYSES OF THANE 



Locality, etc. 



Clack & Sons' pit. 



Clack & Sons' pit. 



Tuff & Hoar's pit. 

 Tuff & Hoar's pit. 

 Tuff & Hoar's pit. 



Upper part of 

 Lower part of 



Thanet Sand, 

 Thanet Sand, 

 Thanet Beds, 



Beddington, Surrey. 



Thanet Sand 

 Beddington, Surrey. 



Thanet Sand ....... 



Charlton. Gilbert's pit. Upper Thanet Sand 

 Charlton. Gilbert's pit. Lower Thanet Beds (Blackfoot) 

 Plunistead Station. Upper part of Thanet Sand . 

 Plumstead. Proctor's pit, east of Plumstead Common 



Upper part of Thanet Sand 

 East Wickham. 



upper part . 

 East Wickham. 



middle part 

 East Wickham. 



lower part ......... 



East Wickham. Wickham Lane Bricklield. Thanet 



Sand, about 15 feet below junction with Woolwich Beds 

 The "Caves", East Wickham Valley. Lower Thanet 



Beds, about 10 feet above Bullhead Bed 

 The ' ' Caves ' ' , East Wickham Valley. Lower Thanet 



Beds, immediately above Bullhead Bed 

 Abbey Wood. Roadside section, Knee Hill. Upper 



Thanet Sand, immediately below Woolwich Beds 

 Abbey Wood. Co-operative Society's Estate. Thanet 



Beds, about 15 feet above base ..... 

 Old Bexley. Spring Place, Dartford Lane, lioadside 



section in Upper Thanet Sand ..... 

 Erith. Norris's pit. Lower part of Thanet Beds . 

 Joyden's Wood, near North Cray. Thanet Sand, about 



middle of deposit ....... 



Farningham Woods, southern part. Thanet Sand, fairly 



high up in deposit ....... 



Swanley . Railway cutting between Swanley Junction and 



Farningham Road Station. Thanet Sand, upper part. 

 Swanley. Railway cutting between Swanley Junction and 



Farningham Road Station. Thanet Beds, lower part . 

 -Stone. Stone Court, No. 3 pit, west of Cotton Lane. 



Lower part of Thanet Beds, a few feet above Chalk 

 Darenth Woods. Fox and Hounds Lane. Lower Thanet 



Beds, just above Chalk ...... 



Hulbury, Lulhngstone. Lee's pit. Thanet Beds, lower 



part .......-•• 



Bean. Mounts Wood denehole. Thanet Sand, upper 



part ........•• 



Reculver. Cliff section. Thanet Beds, upper part 

 Pegwell Bay. Cliff section. Yellow loam, indurated. 



Highest Thanet Beds seen, but still in lower part of 



deposit ......... 



Pegwell Bay. Cliff section. Thanet Beds, lowest part, 



just above Chalk ....... 



< •01mm. 



Clay 

 Grade. 



Silt Grades. 



>-01 mm. 



< •05 mm. < -1 mm 



% wt. 

 2-37 



0-20 

 1^45 

 9-52 



2-57 



4^75 

 3^72 



0-78 

 2^90 

 4^28 

 8^24 

 13^12 

 5^64 

 2^00 



3^42 



1-85 



3-07 

 4-40 

 2^17 

 6^27 

 10-27 

 20-02 

 4-50 



4^25 



2-77 



9^85 

 11-87 



Fine Silt. 



% wt. 

 2.25 



9-40 



0^67 



24-17 



1-50 



0-90 



1^58 



11-54 



26-20 

 4-92 

 3-24 



14-20 

 2-37 



18-24 



0-92 

 14-36 



1^65 



2-02 



1-55 



7-72 



12-12 



11-20 



3-52 



2-52 

 17-97 



59-00 

 64-62 



