<?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>1993-8012</journal-id>
<journal-title><![CDATA[Minería y Geología]]></journal-title>
<abbrev-journal-title><![CDATA[Min. Geol.]]></abbrev-journal-title>
<issn>1993-8012</issn>
<publisher>
<publisher-name><![CDATA[EDUM. Universidad de Moa]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1993-80122023000300147</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización geológica y tecnológica de los recursos lateríticos del depósito Cajálbana]]></article-title>
<article-title xml:lang="en"><![CDATA[Geological and technological characterization of the lateritic resources of the Cajálbana deposit]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Quintana]]></surname>
<given-names><![CDATA[Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carballo-Peña]]></surname>
<given-names><![CDATA[Alain]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Otaño-Noguel]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Orozco-Melgar]]></surname>
<given-names><![CDATA[Gerardo Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pons-Herrera]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Ramsay]]></surname>
<given-names><![CDATA[Alfredo de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Díaz]]></surname>
<given-names><![CDATA[Rebeca]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pierra-Conde]]></surname>
<given-names><![CDATA[Allan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Ministerio de Energía y Minas  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Moa  ]]></institution>
<addr-line><![CDATA[ Holguín]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Empresa Geominera Oriente  ]]></institution>
<addr-line><![CDATA[ Santiago de Cuba]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Pinar del Río  ]]></institution>
<addr-line><![CDATA[ Pinar del Río]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Ministerio de Educación Superior  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>39</volume>
<numero>3</numero>
<fpage>147</fpage>
<lpage>160</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1993-80122023000300147&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1993-80122023000300147&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1993-80122023000300147&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Cajálbana constituye el depósito laterítico de níquel y cobalto de mayor significación y menor grado de estudio geológico en el occidente de Cuba. Esta investigación se propone reevaluar los recursos lateríticos y esclarecer las vías del procesamiento tecnológico de los minerales portadores de níquel, cobalto y otros metales de interés económico. Se sistematizaron e integraron las investigaciones precedentes del depósito Cajálbana y se muestrearon diferentes pozos mineralógicos; a las muestras de investigación se les realizó una clasificación granulométrica, determinaciones analíticas por espectrometría de rayos X, análisis térmico diferencial, microscopía electrónica, y espectroscopia de masa con plasma inductivamente acoplado a las muestras mineralógicas especiales. Fue constatada la existencia y distribución de elementos de las tierras raras, con concentraciones anómalas de escandio y samario en la parte superior del perfil laterítico. Se empleó el programa informático Micromine para la reevaluación de los recursos lateríticos por tipos tecnológicos de mena y se valoró la tecnología a emplear para el aprovechamiento integral. Se reportaron recursos lateríticos de níquel que ascienden a 51 millones de toneladas en la categoría de inferidos. Se concluye que los recursos lateríticos del depósito Cajálbana poseen características geológicas y mineralógicas propicias para ser procesados por la vía hidrometalúrgica para la obtención de productos de níquel, cobalto y escandio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Cajálbana constitutes the lateritic nickel and cobalt deposit of greatest significance and least degree of geological study in western Cuba. This research aims to reevaluate lateritic resources and clarify the paths of technological processing of minerals containing nickel, cobalt, and other metals of economic interest. Previous investigations of the Cajálbana deposit were systematized and integrated and different mineralogical wells were sampled; The research samples underwent granulometric classification, analytical determinations by X-ray spectrometry, differential thermal analysis, electron microscopy, and mass spectroscopy with plasma inductively coupled to the special mineralogical samples. The existence and distribution of rare earth elements was confirmed, with anomalous concentrations of scandium and samarium in the upper part of the lateritic profile. The Micromine computer program was used for the reevaluation of lateritic resources by technological types of ore and the technology to be used for comprehensive use was assessed. Lateritic nickel resources amounting to 51 million tons were reported in the inferred category. It is concluded that the lateritic resources of the Cajálbana deposit have geological and mineralogical characteristics conducive to being processed by hydrometallurgical means to obtain nickel, cobalt, and scandium products.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[depósito Cajálbana]]></kwd>
<kwd lng="es"><![CDATA[elementos de tierras raras]]></kwd>
<kwd lng="es"><![CDATA[escandio]]></kwd>
<kwd lng="es"><![CDATA[samario]]></kwd>
<kwd lng="es"><![CDATA[recursos lateríticos]]></kwd>
<kwd lng="en"><![CDATA[Cajálbana deposit]]></kwd>
<kwd lng="en"><![CDATA[lateritic resources]]></kwd>
<kwd lng="en"><![CDATA[rare earth elements]]></kwd>
<kwd lng="en"><![CDATA[scandium]]></kwd>
<kwd lng="en"><![CDATA[samarium]]></kwd>
</kwd-group>
</article-meta>
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