Browsing by Subject "Younger Dryas"

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    • Surface vitrification caused by natural fires in Late Pleistocene wetlands of the Atacama Desert 
      Roperch, Pierrick; Gattacceca, Jerome; Valenzuela, Millarca; Devouard, Bertrand; Lorand, Jean Pierre; Arriagada Ortega, César; Rochette, Pierre; Latorre, Claudio; Beck, Pierre (Elsevier, 2017-07-01)
      We describe extended occurrences of unusual silicate glass surface layers from the Atacama Desert (Chile). These glasses, found near the town of Pica at four localities separated by up to 70 km, are neither fulgurites, nor ...