INDEX. 



553 



PAGE 



Loch Laggan, Limestone of ....,, 435 



Loch Lomond., Contortions in the Mica Slate at . . , 43S 



Logging Rock of Cornwall, Description of the ... G'T 



London Cknj, Description of the . . . . . 187 



London Gravel, Remarks on the ...... 23! 



Lorn, Puddingstone of ....... 264 



Mac Culloch, Dr. On certain products obtained in the Dis- 

 tillation of Wood, with some account of Bi- 

 tuminous Substances and Remarks on Coal h 



— On the Granite Tors of Cornwall . . QQ 



_ Remarks on the vitrified Forts of Scotland 235 



On the Sublimation of Silica . . 275 



' On the Junction of Trap and Sandstone 



at Stirling Castle 305" 



. Miscellaneous Remarks accompanying a 



Catalogue of Specimens . . . 383* 



■ r— — Remarks on several parts of Scotland which 



exhibit Quartz Rock, and on the nature 



and connexion of this Rock in general . 450 



On Staffa 501 



On Vegetable remains preserved in Chalcedony 510 



43 



Macks of Oxyd of Tin . . . . . 



Magnesinn Limestone of the Isle of Man .... 



J^Ian, Isle of, Mineralogical Account of the . . . 



' General Description of the Extent and Form, 



31, 34 ; — Rivers of 34 ; — Compound Rocks in situ^ 36 ; — 

 Compound Rocks not in situ, 46, 50 ; — Simple Minerals 

 in situ, 50, 58 ; — Simple Minerals not in situ, 58 ; — 

 Temperature of Springs, 60; — Height of Mountains, 62 



JManor Old Vein, in Cornwall, Description of 



J\Iar, District of, O^uartz Rock in the 



MarUe in the District of Assynt 



Marine Formation over the Chalk, Lower 



_ Upper 



Marl of the Isle of Man 



under the Pitchstone Porphyry of the Island of Egg 



151 



473 

 412 

 181 

 215 

 54 

 40S 



