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Geoarchaeology and spatial distributions of the ‘Coche Quemado' obsidian source in north-western Patagonia

Article

Authorship
Date
2020
Publishing House and Editing Place
WILEY-BLACKWELL PUBLISHING, INC
Magazine
ARCHAEOMETRY, vol. 62 (pp. 232-246) WILEY-BLACKWELL PUBLISHING, INC
Summary Information provided by the agent in SIGEVA
In north-western Patagonia, obsidian was used during the entire Holocene, and its importance increased with time. Recent fieldwork discovered a new obsidian source located in the Río Grande, which was called ‘Coche Quemado' (CQ). The results indicate that the CQ source has a different geochemical signal than all other sources in the region. Its use is spatially restricted to piedmont and, to a lesser extent, the plains. Chronologically, CQ was exploited in the middle and late ... In north-western Patagonia, obsidian was used during the entire Holocene, and its importance increased with time. Recent fieldwork discovered a new obsidian source located in the Río Grande, which was called ‘Coche Quemado' (CQ). The results indicate that the CQ source has a different geochemical signal than all other sources in the region. Its use is spatially restricted to piedmont and, to a lesser extent, the plains. Chronologically, CQ was exploited in the middle and late Holocene, and its use accounts for a range of spatial distribution between 150 and 200 km.
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Key Words
ARGENTINANORTH-WESTERN PATAGONIALITHIC PROCUREMENTGEOCHEMISTRYGEOARCHAEOLOGY OF OBSIDIAN SOURCESOUTHERN ANDES
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