Multi-technique geochemical characterization of the Alca obsidian source, Peruvian Andes

@inproceedings{Rademaker2013MultitechniqueGC,
  title={Multi-technique geochemical characterization of the Alca obsidian source, Peruvian Andes},
  author={Kurt Rademaker and Michael Dean Glascock and Bruce J. Kaiser and David Alexander Gibson and Daniel R. Lux and Martin G. Yates},
  year={2013}
}
  • Kurt Rademaker, Michael Dean Glascock, +3 authors Martin G. Yates
  • Published 2013
  • Geology
  • We report results from comprehensive mapping and multi-technique geochemical characterization of obsidian from the Alca source in the Peruvian Andes (15.3°S, 72.7°W), aimed at understanding patterns of extraction and trade in one of the world’s centers of complex civilization. Alca obsidian was among the most economically important and widely distributed volcanic glasses used for stone tool making in South America from ca. 13 ka until recently, yet the geologic source of this material has never… CONTINUE READING

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