Archaeological obsidian from La Sierra G
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D. Juárez-Cossío; E. Terreros; J. Quiroz-Moreno; S. Romero-Sánchez; T.F. Calliga
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Article
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2009
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Elsevier Science
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English
⚖ 297 KB
The chemical compositions of 42 obsidian pre-Hispanic artifacts from Tancama and Purísima, both archaeological sites of La Sierra Gorda Valleys, México, were analyzed by PIXE technique. These obsidians came from four sources: Sierra de Pachuca Hidalgo, Paraíso Querétaro, Ucareo Michoacán and mainly