<?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>2007-8196</journal-id>
<journal-title><![CDATA[Epistemus (Sonora)]]></journal-title>
<abbrev-journal-title><![CDATA[Epistemus (Sonora)]]></abbrev-journal-title>
<issn>2007-8196</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Sonora, División de Ingeniería]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-81962022000100010</article-id>
<article-id pub-id-type="doi">10.36790/epistemus.v16i32.201</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización química, petrográfica y espectral de la Garnierita de República Dominicana]]></article-title>
<article-title xml:lang="en"><![CDATA[Chemical, Petrographic and Spectral Characterization of the Dominican Republic´s Garnierita]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez Gómez]]></surname>
<given-names><![CDATA[Dora Elí]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carranza García]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Beltrán]]></surname>
<given-names><![CDATA[Marco A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Badillo Leyva]]></surname>
<given-names><![CDATA[Jessica E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Benítez Espinosa]]></surname>
<given-names><![CDATA[Juan José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[ San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[ San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,aff3  ]]></institution>
<addr-line><![CDATA[ San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí Instituto de Metalurgia ]]></institution>
<addr-line><![CDATA[San Luis Potosí S.L.P.]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>16</volume>
<numero>32</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-81962022000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-81962022000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-81962022000100010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La garnierita es un silicato hidratado de magnesio y níquel, que se encuentra asociado a depósitos en la zona de intemperismo de rocas ultramáficas serpentinizadas. En el presente trabajo se presentan datos analíticos de una muestra a la que se le realizaron estudios petrográficos, Fluorescencia de Rayos X (FRX), Difracción de Rayos X (DRX) y espectrorradiometría. La muestra pertenece a las peridotitas serpentinizadas de la formación Loma Caribe, en la parte central de República Dominicana. Petrográficamente, se identifica sepiolita-falcondita y calcedonia. Los análisis de FRX muestran altos valores de Ni, Cu, Fe. Para la DRX se determina garnierita y cuarzo asociado. Espectrorradiometricamente, se obtienen minerales de stevensita, saponita, muscovita, glaucofana e illita magnésica. Con esta muestra también fue posible demostrar y presentar por primera vez la firma espectral que identifica el mineral garnierita de República Dominicana brindando nueva y más actualizada información sobre este mineral.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Garnierite is a hydrated silicate of magnesium and nickel, which is associated with deposits in the weathering zone of serpentinized ultramaphic rocks. In this work, analytical data (petrographic studies, X-R Fluorescence (XRF), X-Ray Diffraction (XRD) and spectroradiometry) are presented from a representative sample. The sample belongs to the serpentinized peridotites of Loma Caribe formation, in the central part of the Dominican Republic. Petrographically, sepiolite-falcondoite and chalcedony are identified. XRF analyses show high values of Ni, Cu, Fe. For XRD, garnierite and associated quartz are determined. Spectroradiometrically, stevensite, glaucophane, muscovite and magnesium illite are obtained. With this sample, it was also possible to demonstrate and present for the first time the spectral signature that identifies the garnierite mineral from Dominican Republic, providing new and more updated information on this mineral.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[garnierita]]></kwd>
<kwd lng="es"><![CDATA[República Dominicana]]></kwd>
<kwd lng="es"><![CDATA[rocas ultramáficas]]></kwd>
<kwd lng="es"><![CDATA[serpentinas]]></kwd>
<kwd lng="en"><![CDATA[Garnierite]]></kwd>
<kwd lng="en"><![CDATA[Dominican Republic]]></kwd>
<kwd lng="en"><![CDATA[ultramafic rocks]]></kwd>
<kwd lng="en"><![CDATA[serpentinites]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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