550 



INDEX. 



Dun Mac Sniochain, Vitrified Fort of the Hill of 



Mineralogical Examination of 



Egg, Island of, Mineralogical Obsen'ations on the 

 Englefield, Sir Henry, Observations on the Chalk of the Isle 

 of Wight ... - 



Fanct/ Copper J\Iine, Description of 



Fluor, some remarkable Varieties of .... . 

 Fossil, Organic Remains, in Chalk ..... 

 — in the lower Marine Formation above 



the Chalk .... 



in the lower Freshwater Formation 



■■ ■ ' in the upper Marine Formation above 



the Chalk ..... 



» in the upper Freshwater Formation 



' in the Alluvium around London . 



■ Siliceous, at Feversham 



• of Hippurites .... 



Remarkable Class of in Flint 



of some new Varieties of Alcyonia 



Freshwater Formation in the Isle of Wight, Lower 



Upper 



in the Basin of Paris 



Conjectures respecting the Origin of 



Garnet Rock in the Isle of Man . . . 



Gatacre House, Vitrified Wall of ... 



Globular Siliceous Rock in the Shiant Isles and in Sky 

 Gold found in Cornwall ..... 



Goniometer of Dr. Wollaston, great utility of the 

 Granite, of the Isle of Man, containing Galena 



-> of the Island of Arran, not stratified 



Magnetic 



. of Labrador, containing Garnets 



on the Decomposition of and its Disposition to split 



into blocks 



PAGE 



257 

 262 



407 



163 



149 



345 

 178 



204 

 210 



319 

 229 

 241 

 195 

 277 

 328 

 377 

 210 

 226 

 214 

 248 



45 

 273 

 396 

 342 

 346 



36 

 427 

 430 

 491 



70 



