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![](./images/clear.gif) 1.- Geochemical and mineralogical analysis of pre-Columbian stone tools from La Piedra Pintada, Baja California Sur, Mexico
Geological Society of America (GSA); Boulder, CO; USA; United States, 2010
Geological Society of America, North-Central Section, 44th annual meeting and Geological Society of America, South-Central Section, 44th annual meeting
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![](./images/clear.gif) 2.- Sourcing stone used in prehistoric tool production at La Piedra Pintada, Baja California Sur, Mexico
Geological Society of America (GSA); Boulder, CO; USA; United States, 2008
Geological Society of America, 2008 annual meeting
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