Phytolithic assemblages in structures of the agrarian space in the Yasyamayo site (Yocavil valley, Argentina) during the Late Period (1000-1480 ad)

The objective of this research is to establish the effects produced by human activities on the phytolithic composition within a circular structure located at the Yasyamayo site (Yocavil valley, Tucumán, Argentina) during the Late Period (1000-1480 AD). To achieve this, the phytolithic assemblage of...

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Autores principales: Mardones Vallejos, Vicente Antonio, Lefebvre, María Gisela, Maldonado, Mario Gabriel
Formato: Artículo revista
Lenguaje:Español
Publicado: Facultad de Filosofía y Humanidades. Museo de Antropología 2024
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Acceso en línea:https://revistas.unc.edu.ar/index.php/antropologia/article/view/44068
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Sumario:The objective of this research is to establish the effects produced by human activities on the phytolithic composition within a circular structure located at the Yasyamayo site (Yocavil valley, Tucumán, Argentina) during the Late Period (1000-1480 AD). To achieve this, the phytolithic assemblage of this structure was analyzed and compared with those from a stratigraphic sequence without anthropic activity and other from an agricultural terrace. The results showed some differences between the compared sets and, together with available stratigraphic and geochemical data, support the hypothesis of the residential use of the circular structure, perhaps as an agricultural outpost, and reaffirmed the agricultural function of the cultivation terrace. Additionally, paleoenvironmental conditions reinforced for a drier pre-occupational stage than the current conditions were reaffirmed, coinciding with the Medieval Climatic Anomaly. The presence of an arid and semi-arid paleoenvironment with some humid fluctuations was observed for the post-occupational stage, coinciding with the Little Ice Age (1300-1850 AD).