ppurites 



f the 



INDEX. 



Organic Impressions, a remarkable class of, in Flint 



Paris, Basin of, Description of the 

 Parkinson, Mr. J. Observations on some Specimens of H 

 from Sicily ....... 



Peak of Teneriffe, Height of the 



Description of an ascent to the top 



Pebbles of the London Gravel .... 



Concentric 



Phillips, Mr. W. On the Veins of Cornwall 



A Description of the Oxyd of Tin 



Plasma, supposed to exist in the Island of Rum 



probably owes its colour to Chlorite 



Plastic Clay of the South of England . 



— — of the Paris Basin .... 



Pleasure Copper Mine, Description of 



Plumstead, Fossils at ..... . 



Plumbago, a substance resembling, obtained by artificial means 



Portland Stone, Fossil Alcyonia in the 



Porphyry, Objections to the term as commonly used 



Poitsoy, on the Granite Veins at 



Portsmouth, Strata under ..... 



Prase, a variety of, found in the Island of Rona 

 Prince George Copper J[Iine, Description of 

 Purbeck, Isle of, Freshwater Formation of the 



555 



PAGE 



32'8 



161 



277 

 286 

 291 

 232 

 233 

 liO 

 S36 

 407 

 513 

 185 

 200 

 149 

 223 

 24 

 385 

 424 

 432 

 189 

 392 

 146 

 166 



244 



Qiiadrupeds, Fossil Bones of, in the South of England 

 Quartz, granular, called Grey Weathers 

 Quartz Rock, found in Scotland, and on the Nature and Con- 

 nexion of this Rock in general . . . 4b.O 



its principal modifications , , . 453 — 480 



is a mechanical deposit .... 455—48^ 



— — lies under primitive rocks .... 456 



— — alternates with primitive rocks, . 463 — 470 — 485 



— ^ — peculiar appearance of the mountains composed of 458 



■- ■ of Assynt ....... 458 



of Schihallien ...... 466 



of the District of Mar . . , . . 471 



4 A 



