ii; 



SCIENCE-GOSSIP. 



NEW BORINGS ROUND LONDON. 



By Edward A. Martin, F.G.S. 



I" AM indebted to Messrs. Isler and Co., Artesian 

 Well Engineers. Southwark, for the following 

 interesting geological data, acquired by them in 

 the course of boring the wells mentioned below. 

 The site of each boring is given at the head of the 

 respective sections. 



Soho Square Well. 



This boring is between Soho 

 Charing Cross Road, at Messrs. 

 Blackwell's works. 



Square 

 Crosse 



and 

 and 



Pit 



Blue Clay . . 

 Ditto and Stones 



? Septaria 

 Blue Clay . . . 



Mottled Clay 

 Greensand 

 Sand and Pebbles 

 Chalk and Flints . 

 Chalk 



Ft. 

 19 

 29 



46 

 42 

 12 

 11 

 256 

 79 



London 

 54 f Clay 

 100J 



142) Woolwich 

 154) Series 

 165 ThanetBeds 

 421 

 500 



Water level was 190 feet from surface. 



Albert Hall Mansions Well. 

 Ft. in. Ft. in. 



London 

 Clay. 



Woolwich 

 Beds. 



) 



Loamy Sand .. 16 



Blue Clay . . . . 20 36 



Stone . . 4 40 

 Clay (Blue) and 



Stones .. .. 174 214 



Mottled Clay .. 51 265 

 Dark Sand and 



Pebbles . . . . 5 270 



Greensand . . 6 276 



Dead ditto . . 2 27S 



Rock (very hard) . . 6 284 



Live Sand . . . . 10 10 294 10 ? Oldhaven 



Grey Sandstone . . 22 297 Thanet Beds 



Chalk and Flints . . 129 6 426 6 



Water level was 116 feet from surface, and the 

 supply 5,000 gallons per hour. 



Avonmore Road Well. 



This well was bored for Mr. William Whiteley, 

 at Avonmore Road, West Kensington. 

 Ft. Ft. 



_ I Made Ground . . k — 

 Pit - 



( Gravel 



Blue Clay 



Clay Stones 



Hard Blue Clay . . 



Light Sandy Clay 



Blue Clay 



Light Sandy Clay 



95 

 12 

 16 

 2 

 14 

 36 



London 

 Clay. 



Ft. 



25 



13 



6 



5 

 3 



Ft 

 226 



Woolwich 

 Beds 



232 



237 j 

 240 



241/ 



248^ Oldhaven 



255 I Beds and 



j Thanet 

 278 J Series 

 297 

 600 



the 



Mottled Clay 

 Yellow ditto with Pebbles 

 Dead Sandy Clay and ditto 

 Mottled Sandy Clay 

 Hard ditto and Pebbles . . 

 Very hard Rock . . . . 1 



Sandy Clay and Pebbles. . 7 

 Dead Greensand . . 7 



Hard ditto Clay with 



Pebbles . . . . 23 



Chalk and Flints . . .. 19 



Hard Chalk Rock . . 303 



Water level was 88 feet below surface, and 

 supply about 1,500 gallons per hour. 



Ealing Well. 



This well was bored for the Ealing Local Board 

 for the new baths. 



Dry well 



London Clay . . 



Clay and Greensand 



Mottled Clay.. 



Loam 



Mottled Clay, with 



Stone 

 Hard Sand 

 Red Clay 



Green and Black Sand 

 Chalk and Flints 

 Hard Chalk . . 

 Chalk and Flints 



Ft. in. Ft. in. 

 5 — 



248 

 10 



40 



253 o 



264 



304 

 306 



London 

 Clay. 



1 3 307 3 



3 310 3 



10 11 321 1 1 



7 7 328 9 



89 8 418 5 



n 7 430 



171 8 601 8 



Woolwich 

 f Series. 



The water level was 36 feet from surface. 

 Chertsey Brewery Well. 



This well was constructed for Messrs. 

 and Co., at the Brewery, Chertsey. 



Healy 



Made Ground 



Ballast 



Sand 



Sand and Blue Clay 



Blue Clay 



Claystone 



Blue Clay 



Claystone 



Blue Clay 



Claystone and Pyrites 



Blue Clay 



Claystone and Pyrites 



Blue Clay 



Claystone 



Blue Clay 



Greensand 



Ft. in. 



5 

 28 



17 6 

 23 6 

 81 



1 



23 



1 



15 



43 



142 



27 

 15 



33 



50 

 74 

 155 

 156 

 179 

 180 



195 

 197 

 240 

 242 

 3S4 

 385 

 412 



427 



London 

 Clay. 



