Vol. 58.] PERMIAN, AND TRIASSIC OF THE ISLE OF MAN. 653 
Depth. Thickness. 
Feet inches. Feet inches. 
GUACTA DRIFT, aS befOve «....ccse0 cos cadscscwbessecave 298 0 298 0 
aR UG ST CPIM ES. 4 oa a ae sak Soa uence eee 680 0 382 
Red, brown, and grey gypseous marls, with 
ERACOSTOI Salt iAccccness cok cccenl eee stenoses 615 5 317 5 
LEYSVIVES Gn Re ee eI yk. Um ea on (lie sala 2 6 
Blue and grey marlstone and marl ............ 635 2 17 3 
HROOK=SAET, osc cca cwlante socihseilis cactteettet s eerenreente es 659 2 24. 0 
Grey marlstone, with salt .:..........s0sesseceess 663 2 4 0 
LOCKE GAT ct dia haenodaicens toncuiotee cia ierte ee 672 8 9 6 
PESPOWIISINAT ee coc cies cane ettonce ee ae eee Ce 680 0 7 4 
VII. Bortne No. 6, ar Pornt or AYRE. 
The discovery of salt at Point of Ayre, close to the lighthouse, 
has. been followed up by a second borehole about 400 yards south- 
east of borehole No. 5. It presents the following section :— 
Depth. Thickness. 
Feet inches. Feet inches. 
RSE G Re tava sada stiiisarloiils aps slsiealen sen cao u5 bekien Vuh 16 ) 16 0 
IRE UAM IVR T RIV) Oe so 225.98 congo Stein seated cane isle sienred 364 0 348 0 
Gravel and sand ...... Pradesh Monae tisecteeie aes 56 0 40 0 
SemTn Ghee ees oeeenta n> oo Was Aee ass tacanenta de 68 0 12 0 
Sanne ST ANl ose. ies <dcede gc <ine seacoweccoesehs 105 0 37 0 
AEP SAMI ese ncetiess sce Nicene rebecca creak 118 0 8 ) 
POM GCE Clay, anc cease cess neasesb sen Aihwas .acnecees 148 0 35 0 
SRA eos So tea adele cosh ee-s csis oan sais dbsceeumee shee 154 0 6 0 
Baney Boulder- Olay ss.) isc. ..s.ssscdseovs boncanes 164 0 10 0 
EU COIRG ety ese etic cease Sees onanela was bugotanieethecacnne 167 0 3 0 
Broa et © Laer ene cose iin sieve owas'cinessecncnedncies 221 0 54 0 
Gravel witheslelle ccs .cc.t cee ead oak occeeavecande cs 222 O 1 0 
SHLIES , Seley 6 arin aae Se Ae nn aaa er eam maar 229 0 7 0: 
Muddy sand, with shells: 2.0. .0.:.0:...c0css00+. 241 ) 12 0 
pedecaMG@e ts 44.2 ccm. sav ta Ai Re aveas Tost Sheed 277 0 36 0 
Sand and gravel, with fragments of coal ...... 281 0 4 0 
Gera hx Fe ilc. tte seats slate vss op se eceuigaminet perc 316 0 35 0 
Waarse Clayey oravel oc. sccsseenessccesusies 325 0 9 0 
LOGS cit ls stesa bens sneeebe eed emacc esau anaes a 349 0 24 0 
CREAN GM) cel. <b 02eSoe cena tan vancO ies gene eneneen te scar 355 0 6 0 
Clayey sand and gravel, with boulders ...... 364 0 9 0 
WEEN GE CIOONLARES? 2...0827 ices se Sactenee see onde ac eeesioeae ts 922 4 557 4 
Wasparbed Marls) 1.25. .Jc.cecescievoriac deen sr aaedeitee = 545 0 181 0 
Red gypseous marls, broken up ............... 429 0 65 0 
Brown marl, with gypsum .....................66. 501 0 72 0 
Gypsum and! sandy marl) 2202.25. ¢...s03..00500- 503 0 2 0 
Brown and grey gypseous marls ............... 545 0 42 0 
Undisturbed saliferous marls.....................055 922 4 376 4 
‘Brow marl, with py psumiy secs... ccs cee nee con. 548 0 3 0 
Brown and grey marl, with gypsum............ 556 0 8 0 
Grey marlstone, with gypsum .................. 569 0 13 0 
Brown and grey marl, with gypsum............ O74 0 5 0 
Grey: MAristOnes s7s5e2 2 s.esedenseeicase sees teaesss 576 =O By 
Brown audi grey, marl... 0:22 ccscsescraasveavees 578 0 2) ed) 
Grey MAEISIONO ys otc cacre mectcsc eases oscec ners 586 0 8 0 
Brown marl, with veins of gypsum ............ 588 6 2 6 
Brown marl, with SALT .............. treet See 589 2 0 8 
IPOWID THAT -p2c carver ceie cmec<euscuiasetivareccce: secs 593 2 4 0 
Grey marlstone, with beds of gypsum ......... 595 2 2 0 
Grey marlstone, With SALT .......00...s0sc0eeee 599, 4 CFR 2 
