O AREA 
esent copy 1:400,00( 
fixed by H. Hausen. 
ST. o 
mu = 
Lowland alluvium, 
/\ NS ‚Piedmont gravel fans. 
Ra One 
0 0% 90) | ternary and tertiary). 
Conglomerates, coarse, dislocated (qua- 
) 
ntinental, detrilic formations (ter 
jary - mesozoic upper palaeozoic). 
e- intruded metamorphic schists 
crystalline basement). 
lepmontane eS — 4. Cerro Bolten NER (Cerro 
r 
