30 ; SIERRA DE UMANGO 
B) THE FAMATINA GRANITE INTRUSION AND ITS 
EXOGENE PLUTONIC METAMORPHISM. 
The Famatina Batholith. | | 
The great intrusive body of the Famatina granite, belonsius no 
doubt to a very important group of lower palaeozoic granitic unities — 
x 
x 
U 
NONOGASTA 
a VILLA UNION + + 
N “ 
Fig. 5. Part of the Famatina batholith, including cambrosilurian schists (black). Shaded: fossilife- 
rous parts. The area covers the Nevado. Scale about 1:700,000. Copy of the map of Bodenben- — 
- der. Later formations not signed. a 
in the pampean sierras-area, has as most of the other similar bodies ; 
been laid bare by the erosion to a great extent. This fact is evident 4 
by the study of the geological map by Bodenbender (1916) on 
the Nevado de Famatina, of which here is reproduced a small © 
copy, showing only the relation between the granite and the in- : 
