192 



L. V. Pirsson- 



No 



Mf 



554- 573 



Feet 



a 



18, 



573- 574 



a 



« 



19, 



574- 578 



a 



a 



20, 



578- 583 



a 



a 



21, 



583- 645 



a 



a 



22 



645- 665 



a 



a 



23, 



665- 695 



a 



a 



24, 



695- 708 



a 



a 



25, 



708- 714 



a 



a 



26, 



714- 716 



a 



a 



27, 



716- 738 



a 



u 



28, 



738- 744 



a 



a 



29, 



744- 815 



a 



a 



30, 



815- 835 



a 



u 



31, 



835- 860 



a 



a 



32, 



860- 920 



a 



u 



33, 



920- 975 



a 



a 



34, 



975- 995 



a 



" 



35, 



995-1002 



a 





36, 



1002-1022 



a 



a 



3V, 



1022-1045 



a 



a 



38, 



1045-1075 



it 



« 



39, 



1075-1110 



a 



u 



40, 



1110-1140 



a 



« 



41, 



1140-1200 



a 



a 



42, 



1200-1255 



a 



it 



43, 



1255-1280 



a 



a 



44, 



1280-1325 



a 



a 



45, 



1325-1360 



a 



a 



46, 



1360-1385 



it 



(< 



47, 



1385-1400 



a 



a 



48, 



1400-1413 



a 







Bottom of well. 



— Geology of Bermuda Island ; 



Brown, earthy, with soft gray frag- 

 ments. 



Soft, blackish gray fragments, filled 

 with small caleite balls. 



Brown, earthy fragments, filled with 

 small caleite balls. 



Brown, earthy fragments, filled with 

 small caleite balls. 



Blackish gray particles, soft, mixed 

 with much white caleite. 



Lead gray particles, compact, soft, in- 

 cluding white caleite. 



Fragments of a very dense lead-gray 

 lava, soft and brown in places on 

 the surface. 



Lead-gray dense lava, some brownish ; 

 amygdaloidal. 



Dense blackish-gray lava. 



u a a 



Compact lead-gray lava. 



Dense black lava, somewhat amygda- 

 loidal. 

 Compact lead-gray lava. 



Dense black lava, amygdaloidal. 



Compact lead-gray lava. 



Dense black lava, very amygdaloidal, 



some gray rounded grains. 

 Compact lead-gray lava. 

 Dense black lava, somewhat amygda- 

 loidal (analyzed). 

 Compact lead-gray lava. 

 Dense blackish-gray lava, somewhat 



amygdaloidal. 

 Compact blackish-gray lava, slightly 



amydaloidal. 

 Very dense blackish-gray lava, slightly 



amygdaloidal. 

 Very dense blackish-gray lava, slightly 



amygdaloidal. 

 Very dense blackish-gray lava, slightly 



amygdaloidal. 

 Very dense blackish -gray lava, slightly 



amygdaloidal. 

 Very dense blackish-gray lava, slightly 



amygdaloidal. 



i 



