﻿Vol. 
  2] 
  PUNA 
  AND 
  QUEBRADA 
  DE 
  HUMAHUACA 
  — 
  CASANOVA 
  

  

  625 
  

  

  paint 
  dust, 
  etc. 
  Many 
  of 
  these 
  vessels 
  had 
  burned 
  (pyrograved) 
  

   designs 
  (fig. 
  54). 
  

  

  Metals. 
  — 
  Metal 
  specimens 
  are 
  not 
  very 
  numerous, 
  and 
  those 
  

   which 
  show 
  advanced 
  metallurgy 
  were 
  possibly 
  brought 
  from 
  other 
  

   areas. 
  Copper 
  and 
  copper 
  alloyed 
  with 
  tin 
  were 
  the 
  chief 
  materials 
  

   used. 
  Mines 
  worked 
  by 
  the 
  Indians 
  in 
  pre-Hispanic 
  times 
  have 
  been 
  

   discovered 
  in 
  Cobres 
  on 
  the 
  Puna. 
  The 
  ore 
  was 
  crushed 
  on 
  marays 
  

  

  Figure 
  53. 
  — 
  Humahuaca 
  pottery 
  with 
  painted 
  black 
  decoration. 
  (One-fifth 
  

   actual 
  size.) 
  (Courtesy 
  the 
  Museo 
  Argentino 
  de 
  Ciencias 
  Naturales 
  and 
  the 
  

   Museo 
  Etnografico 
  de 
  la 
  Facultad 
  de 
  Filosofia 
  y 
  Letras, 
  Buenos 
  Aires.) 
  

  

  (stone) 
  tables 
  and 
  smelted 
  in 
  huayras 
  (wind 
  furnaces). 
  Gold 
  (pi. 
  

   138, 
  top) 
  and 
  silver 
  were 
  used, 
  especially 
  in 
  very 
  thin 
  sheets. 
  The 
  

   most 
  common 
  articles 
  were 
  axes, 
  awls, 
  chisels, 
  knives, 
  and 
  needles 
  

   of 
  copper 
  and 
  bronze; 
  and 
  bracelets, 
  rings, 
  plaques 
  (pi. 
  138, 
  top, 
  

   left), 
  disks, 
  and 
  other 
  ornaments 
  of 
  gold, 
  silver, 
  and 
  bronze. 
  

  

  Wooden 
  objects. 
  — 
  Hardwood, 
  obtained 
  through 
  barter, 
  was 
  used 
  

   to 
  make 
  agricultural 
  tools, 
  bows 
  and 
  arrows, 
  dishes, 
  vessels, 
  idols, 
  

  

  