DOMAIN IX. ANOMALOUS. 



of Navarre. " These hills," says he, " are composed of 

 . limestone mingled with gypsum ; the chain ex- 

 tending more than two leagues. In the most 

 elevated part is situated the village of Valtierra, 

 on a slope towards the middle of which is found 

 a mine of rock-salt. It may be about 400 paces 

 long, and 80 wide. The salt is contained in a 

 space of about five feet elevation. 



" I examined," he adds, " with attention those 

 beds of salt ; I compared them with the layers of 

 earth and gypsum in which it is imbedded ; I 

 found the outside layer to be composed of gyp- 

 sum ; and immediately afterwards I met with 

 two inches of white salt, succeeded by two inches 

 of stony salt and a layer of earth. I found others 

 alternately composed of earth and salt, to the 

 very bottom of the mine, which is of gypsum, 

 undulated like the other layers. The layers of 

 saline rock are of a dusky blue, those of salt are 

 white. 



te This mine," adds Bowles, " is consider- 

 ably elevated above the sea 3 for you ascend 

 continually all the way from Bayonne." 



The second hill is far more memorable, and is 

 even very extraordinary : it is that of Cardona, 

 in Catalonia, 16 leagues to the N. W. of Barce- 

 lona, and a few leagues from the Pyrenees. 



of Cardona. " The village of Cardona," says he, " is situ- 



