Vol. 58. | A DEEP BORING AT LYME REGIS, 285 
Thickness. Depth. 
“Feet inches. Feet inches. 
‘Dark-blue shale’: sample from 156 feet a light- 
grey argillaceous marl, hard, heavy, and com- 
pact ; sample from 160 feet a grey marl, rather 
Ree G Rens sin 2 natu on sain igi sades abcicad eMitolaraeeaee 21 9 167 3 
prec shale: or Marl! i. fadacewes sca smeeeienaesensere 5 0 172 3 
RePenLEMESTONG w sasuasssee- nae sacssc.ss8eses soaceanantoes 0 6 172 9 
Green marl: sample from 212 feet a pale-green 
marl, hard and but slightly calcareous ......... 42 1 214 10 
Red and green marls: samples from 240, 270, 
280, 281, 284, & 297 feet, all red, greenish, 
or spotted marls, highly calcareous, with 
Banchoidal fracture: jcc ait fi... c vase sie ss sbanates 82 6 297 4 
Red and gree marls, with gypsum: sample from 
330 feet a variegated greenish-grey and red 
marl with gypsum; sample from 345 feet a 
red marly clay with grey spots, not calcareous, 
SEIPREE #6 PSHM 2 ote cle tsaelciagacin Met onal oles vied meisonsbarceitces 113, 10 416 2 
Red and green marls, with eight beds of gypsum, 
from 1 to i4 inches thick: samples from 440, 
441, 460, 464, 480, 487, & 490 feet, all hard 
red or grey clays, except 480, which is a red ; 
sandy clay with much white mica.................. 127 1 543 3 
Red and green marls, with many layers and beds 
of gypsum from 2 to 16 inches thick: sample 
from 600 feet, of solid white crystalline gypsum. 66 10 610. iL 
Red and green marls, with fewer beds of gypsum 
(seven layers, from 2 to 9 inches thick) ......... LE, Ad 730 0 
eyesIICCOUS IAIN | oo ce. bad watiac ee sacri specs veins 0 6 730 6 
Red and green marls, with gypsum.................. 97 9) O2iey wil 
“Grey marly limestone,’ probably a hard cal- 
careous marl: no sample seen .................006 1 0 62877 1 
Red and green marls, with gypsum .................. 12 £0 841 9 
‘Grey limestone’: sample from 842 feet a com- 
pact fine-grained calcareous sandstone, con- 
sisting chiefly of fine, pale-red sand, with 
lenticular patches of rather coarser sand, both 
elteryescimg With: ACIG sisi .escuaseeyeseecacser esse. tel 1 0 842 9 
Red and green marl, with gypsum ................0. 4 6 847 3 
‘ Grey limestone,’ probably a calcareous sandstone 1 0 848 3 
Red and green marls, with gypsum: sample from 
850 feet a hard, variegated, sandy marl, etfer- 
vescing with acid, and containing some large 
PEDMSLOL GUAELZ Coio ance ener essa aces easy isbebwsle ds [6 862 9 
‘Grey limestone’: sample from 863 feet a grey 
calcareous sandstone (like the coarser part of 
that from 842 feet), with an included patch 
of clear yellowish crystalline gypsum ............ 1 3 864 0 
Red and green marls with gypsum, including two 
35-inch layers of gypsum: sample from 884 feet 
a dark red silty clay (not a marl); sample from 
900 feet a core of fibrous gypsum enclosing 
a lenticular layer of grey clay .............s.0000+ 94 8 958 8 
atin asar) with Cy PSUMi ’s... 26. nccecen-icer aces onteseele 5 0 963 8 
‘Brown and blue marls with gypsum’: sample 
from 1000 feet a dark-red clay, showing glisten- 
ing slickensided surfaces and some strings of 
fibrous white gypsum; sample from 1017 feet a 
dark-grey, compact, soapy marl (calcareous) ... 53 7 1017 
Brown and reddish marl, with gypsum ............ 1 0 1031 
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