<?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>0120-0283</journal-id>
<journal-title><![CDATA[Boletín de Geología]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. geol.]]></abbrev-journal-title>
<issn>0120-0283</issn>
<publisher>
<publisher-name><![CDATA[Universidad Industrial de Santander]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-02832024000100073</article-id>
<article-id pub-id-type="doi">10.18273/revbol.v46n1-2024005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Desarrollo de una metodología heurística para la selección de un tratamiento pasivo aplicada a drenajes ácidos de mina en Santander, Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Development of a heuristic methodology for the selection of a passive treatment for acid mine drainage in Santander, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-Marin]]></surname>
<given-names><![CDATA[Elkin Dario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Angarita-Izaquita]]></surname>
<given-names><![CDATA[Gustavo Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[Jhon Freddy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delvasto]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[Bucaramanga ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2024</year>
</pub-date>
<volume>46</volume>
<numero>1</numero>
<fpage>73</fpage>
<lpage>101</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-02832024000100073&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-02832024000100073&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-02832024000100073&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se desarrolló una metodología heurística, con el propósito de seleccionar un tratamiento pasivo caracterizado por poseer procesos químicos y/o biológicos para tratar los drenajes ácidos de mina, el cual no utiliza equipos externos y pueden cumplir su funcionamiento hasta por 20 años, lo anterior como alternativa para la remediación de un drenaje ácido de mina en la región de Soto Norte, Santander y que, de acuerdo con estudios realizados, presentó niveles de concentración de elementos, compuestos, tales como hierro, plomo, cobre, aluminio y sulfatos elevados, y pH ácido. Con el objetivo de encontrar alternativas exitosas y replicables de otras partes del mundo que presentan problemáticas similares, se realizó una búsqueda bibliográfica, que dio como resultado, 40 plantas industriales ubicadas en los siguientes países: Estados Unidos, Reino Unido, España, Nueva Zelanda y Canadá. Posteriormente, se evaluó cada una de ellas y se definieron las siguientes variables para su selección: la dilución de elementos contaminantes, flujo y el tiempo de funcionamiento, luego se procedió a graficarlas, categorizarlas y priorizarlas según su probabilidad de éxito. En este proceso, se obtuvo como resultado 3 plantas con una categorización de muy alta y 8 plantas con alta probabilidad de éxito, de las cuales, la planta denominada Cadillac Molybdenite de Canadá presentó el mejor desempeño teniendo en cuenta, el costo, número de etapas entre otros indicadores evaluados y la posibilidad que estas tecnologías puedan ser replicadas en Santander.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Aheuristic methodology was developed, with the purpose of selecting a passive treatment characterized by having chemical and/or biological processes to treat acid mine drainage, which does not use external equipment and can operate for up to 20 years, the above as an alternative to remediation of acid mine drainage in the province of Soto Norte, Santander and that, according to studies carried out, showed high concentration levels of elements, compounds such as iron, lead, copper, aluminum and sulphates, and acid pH. In order to find successful and replicable alternatives from other parts of the world that present similar problems, a bibliographic search was carried out, which resulted in 40 industrial plants located in the following countries: United States, United Kingdom, Spain, New Zealand and Canada. Subsequently, each of them was evaluated and the following variables were defined for their selection: dilution of pollutants, flow and time of operation, then they were graphed, categorized and prioritized according to their probability of success. In this process, we obtained as a result 3 plants with a very high categorization and 8 plants with high probability of success, of which, the plant called Cadillac Molybdenite of Canada presented the best performance taking into account, the cost, number of stages among other indicators evaluated and the possibility that these technologies can be replicated in Santander.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Contaminación ambiental]]></kwd>
<kwd lng="es"><![CDATA[Toma de decisión]]></kwd>
<kwd lng="es"><![CDATA[Minería]]></kwd>
<kwd lng="es"><![CDATA[Remediación]]></kwd>
<kwd lng="es"><![CDATA[Tratamiento de aguas]]></kwd>
<kwd lng="en"><![CDATA[Environmental pollution]]></kwd>
<kwd lng="en"><![CDATA[Decision making]]></kwd>
<kwd lng="en"><![CDATA[Mining]]></kwd>
<kwd lng="en"><![CDATA[Remediation]]></kwd>
<kwd lng="en"><![CDATA[Water treatment]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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