EXISTING AND TERTIARY VOLCANOS. 



127 



• 







;: 



The lavas of the extinct tertiary (miocene ?) volcanos of 

 the Rhine are represented by specimens 122 to 130 from 

 the Eifel. 131 to 137 are from the volcanic mounta ins 



St. Vincent, and 140 to 147 from the nearly dormant vol- 



Case 



of the Island of Teneriffi 



'from the Island of A 



Mr 



the 



presented by Captain Ord ai 

 latter of whom also contributed the series of volcanic rocks 



apagos Archipelago. These, with a few from 



Mexico 



from the Galapagos Archipe 



the Cape de Verde Islands, 



others from White Island, New Zealand, and the Crimea, 

 complete the collection. 



with 



Table 



No 



ot lavas, ashes, simple minerals, arid other products of erup- 

 tion from Monte Somma and Vesuvius, accompanied by a 

 model, coloured geologically by M. Dufrenoy, to illustrate 

 the localities and the nature of the accumulations, from 

 which the specimens were taken. 



These have been arranged chronologically, commencing 

 with those erupted in the year 79, and terminating with 

 those due to the eruption of 1855. 

 > The remaining portion of the contents of this case con- 



Somma and Vesuvius. 



if 



Table-case in recess No 



a collection of volcanic productions, simple minerals, and 



f the Roman 



States, together with a series of volcanic rocks and pro- 



of eruption from Etna 



These specimens have been 



arranged, not chronologically, but mineraloo-ically A 



W m'Tv 61 /^ ktter m0Untain ' ^logically coloured 

 by M. Ehe de Beaumont, is placed here to illustrate the 

 collection of specimens from that locality H. W. Bristow 



Upper 

 Galleby. 



"Wall-cases 

 of lto6. 



