Washington — Catalan Volcanoes and their Rocks. 225 



120 meters across and very shallow, the cultivated bottom 

 being only 13 meters below the highest, southern rim, and but 

 5 or 6 below the lowest, northern rim. On the southern flank 

 is a very shallow and broad, saucer-shaped depression, which 

 may be the remains of an original second crater, though the 

 extensive cultivation of this side renders any definite deter- 

 mination difficult. This cone, which is quite bare of forest 

 vegetation, is made up entirely of loose scoria? and lapilli, 



La Garrinada from the south. 



though some large blocks of more compact but still highly 

 vesicular lava are exposed on the top along the south rim. 

 Like Sapper, 1 could see no trace of solid lava beds mentioned 

 by Carez, though I passed around its northern flank, where 

 Sapper supposed that they might be found. The loose mate- 

 rial is well exposed in an extensive opening above and just 

 behind the cemetery of Olot, where the volcanic agglomerate 

 is extracted for use in making cement and road metal. 



Immediately adjoining Montsacopa on the northeast is the 

 cone of La Garrinada, fig. 4, the height of whose summit, 



