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SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 78 



specimens was collected and forwarded to the National Museum 

 through the ofifice of the United States Consul. At the close of the 

 Congress a party was formed, of which Dr. Merrill was a member, 

 visiting Barcelona, with side trips to the eminence Tibidabo and the 

 monastery on Mount Serrat, and thence going to the Island of 

 Majorka, one of the Balearic group. Here, from June 5 to 13, inclu- 

 sive, a series of automobile trips took the party well over the Island, 

 visiting" many interesting points and examining in detail the evidence 

 of overthrust faulting" and folding which abounds. Later in the 

 season, trips were made to the serpentine and tin mining districts 



Fig. 2"/. — Kynance. The rocks are of the historic Lizard Serpentine. 



of southern England and the noted gem-cutting town of Oberstein 

 in Germany. A brief account of these two trips is given below. 



THE LIZARD SERPENTINES 



In the early literature relating" to petrographic research are to 

 be found many references to the serpentinous rocks of Cornwall 

 in southern England, and their problematic origin. Concerning this 

 last, it was long ago decided that they were the result of the combined 

 forces of igneous intrusion and subsequent metamorphism. It is 

 with the rocks as they are today that this note has to deal ; the 

 exact locality is Kynance, near Lizard Point and but a few miles 

 west of England's " jumping off " place, or Land's End. It is a most 

 fascinating place on a fair, warm day in July. The country is 



