380 E.. Hitchcock on the Metamorphism of 
strips of gneiss, are the result of metamorphism; that is, the pebbles 
were changed in mineral constitution, and the gneiss actually formed, by 
metamorphic processes. But we shall recur to this soy 0 again in the 
sequel. 
"Most of the pebbles are somewhat r ny 
elongated in the direction of the on ! 
on a horizontal surface, so as to give 
the following outline, fig. 6, will show. 
et even here, a few pebbles appear " 
not to have been at all modified i ma 
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b dies a smaller one less curved, st 
inches long, and half an inch wide. 
A more interesting case is 
shown in another boulder, a few feet 
long, represented imperfectly i in fig. 8. 
Here the lamine of the schists are 
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can hardly be distinguished from the 
uartzose laminz of the rock. At 
the time this sketch was taken, we 
Ss ae eae ea ok ae mee 
The prece rsccdiag WN would 1. 
justify some inferences ad- ) 
ditional to those drawn from 
the Newport rock. But we * 
will first describe another 
locality on the east side of - 
the Green mountains, where 
the metamorphic processes, Leguicksaidieger’ and cartied stil 
