<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1405-3322</journal-id>
<journal-title><![CDATA[Boletín de la Sociedad Geológica Mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Soc. Geol. Mex]]></abbrev-journal-title>
<issn>1405-3322</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Geológica Mexicana A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-33222022000300010</article-id>
<article-id pub-id-type="doi">10.18268/bsgm2022v74n3a080622</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Geoarchaeological interpretations of the formation and environment of Samaca H-8, Ica Valley, south coast Peru (c. AD 900-1550)]]></article-title>
<article-title xml:lang="es"><![CDATA[Interpretaciones geoarqueológicas de la formación y el ambiente de Samaca H-8, Valle de Ica, costa sur de Perú (c. 900-1550 d. C.)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santana Quispe]]></surname>
<given-names><![CDATA[Lady]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[French]]></surname>
<given-names><![CDATA[Charles]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Beresford-Jones]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rengifo Chunga]]></surname>
<given-names><![CDATA[Carlos Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos  ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,University of Cambridge Department of Archaeology ]]></institution>
<addr-line><![CDATA[Cambridge ]]></addr-line>
<country>United Kingdom</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,University of Bonn Heinz Heinen Centre for Advanced Study ]]></institution>
<addr-line><![CDATA[Bonn ]]></addr-line>
<country>Germany</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional de Trujillo  ]]></institution>
<addr-line><![CDATA[Trujillo ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>74</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-33222022000300010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-33222022000300010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-33222022000300010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Today the Lower Ica Valley (Peru) exhibits evidence of environmental degradation, strong activity of deposition and erosion processes through modifying agents such as water and wind. All of this is the product of a long process of environmental transformation both during and since pre-Columbian times. Archaeological remains present in this valley evidence a long and important pre-Columbian cultural trajectory. We provide a case study of the geoarchaeology of the Samaca H-8 archaeological site that was founded sometime towards the end of the Middle Horizon (c. AD 900-1000) and consolidated its development during the Late Intermediate period (AD 1000-1400). This work contemplates the analysis of soils and sediments using micromorphology, geochemical-geophysical analyzes and radiocarbon dating. The results reveal that the construction and first occupation of Samaca H-8 (or at least the eastern part of the site), during the transition from the Middle Horizon period to the Late Intermediate Period, was marked by environmental dynamics and drastic landscape change toward more arid conditions. Recurrent deposition of windblown materials took place, perhaps due to a lack of protection offered by riparian dry forest cover. The Samaca H-8 site was established under these environmental conditions around AD 900.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN En la actualidad, el Valle Bajo de Ica (Perú) exhibe evidencias de degradación ambiental, fuerte actividad de procesos de deposición y erosión a causa de la acción de agentes modificadores como el agua y el viento. Todo ello, producto de un largo proceso de transformación ambiental registrado desde épocas precolombinas. En este escenario, los diversos restos arqueológicos presentes en este valle muestran una larga e importante trayectoria cultural prehispánica. Proporcionamos un estudio de caso sobre la geoarqueología del sitio arqueológico Samaca H-8 que surgió a fines del periodo Horizonte Medio (c. 900-1000 d. C.) y consolidó su desarrollo durante el periodo Intermedio Tardío (1000-1400 d. C.). Este trabajo contempla el análisis de suelos y sedimentos mediante micromorfología, análisis geoquímico-geofísicos y datación radiocarbonica. Los resultados revelan que, la construcción y primera ocupación de Samaca H-8 (o al menos la parte este del sitio), durante la transición del periodo Horizonte Medio hasta el Período Intermedio Tardío, estuvo marcado por una dinámica ambiental y cambio drástico del paisaje hacia condiciones más áridas y con la deposición recurrente de materiales arrastrados por el viento. Tal vez como consecuencia de la falta de protección que ofrece la cubierta de bosque seco ribereño. El sitio Samaca H-8 comenzó a formarse bajo estas condiciones ambientales alrededor del año 900 d.C.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[geoarchaeology]]></kwd>
<kwd lng="en"><![CDATA[Lower Ica Valley]]></kwd>
<kwd lng="en"><![CDATA[Samaca-H8]]></kwd>
<kwd lng="en"><![CDATA[Middle Horizon and Late Intermediate Period]]></kwd>
<kwd lng="es"><![CDATA[geoarqueología]]></kwd>
<kwd lng="es"><![CDATA[Valle Bajo de Ica]]></kwd>
<kwd lng="es"><![CDATA[Samaca H-8]]></kwd>
<kwd lng="es"><![CDATA[Periodo Horizonte Medio y Periodo Intermedio Tardío]]></kwd>
</kwd-group>
</article-meta>
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<article-title xml:lang=""><![CDATA[Multi-element soil analysis: an assessment of its potential as an aid to archaeological interpretation]]></article-title>
<source><![CDATA[Journal of Archaeological Science]]></source>
<year>2008</year>
<volume>35</volume>
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<page-range>412-24</page-range></nlm-citation>
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<person-group person-group-type="author">
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<source><![CDATA[An introduction to American archaeology]]></source>
<year>1971</year>
<volume>2</volume>
<page-range>544</page-range><publisher-loc><![CDATA[Englewood Cliffs ]]></publisher-loc>
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