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      <title>Tipos de Rocas by Ronaldo Quintero</title>
      <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq</link>
      <description>Las más usadas en la construcción</description>
      <language>en-us</language>
      <pubDate>2024-06-12 19:07:24 UTC</pubDate>
      <lastBuildDate>2024-06-12 20:53:18 UTC</lastBuildDate>
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      <item>
         <title>Rocas Ígneas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026161251</link>
         <description><![CDATA[]]></description>
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         <pubDate>2024-06-12 19:59:46 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026161251</guid>
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      <item>
         <title>Granito</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026167617</link>
         <description><![CDATA[<p>Incluyen una textura granular.</p><p>Los colores varían de blanco a gris, rojo a rosa y generalmente son claros.</p>]]></description>
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         <pubDate>2024-06-12 20:10:52 UTC</pubDate>
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      <item>
         <title>Atributos químicos</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026168056</link>
         <description><![CDATA[<p>La mica, el feldespato (alcalino y plagioclasa) y el cuarzo son los componentes principales.</p>]]></description>
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         <pubDate>2024-06-12 20:11:58 UTC</pubDate>
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      <item>
         <title>Propiedades mecánicos</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026168237</link>
         <description><![CDATA[<p>Alta resistencia a la compresión.</p><p>Muy resistente al desgaste y duradero.</p><p>resistente a la congelación</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:12:20 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026168237</guid>
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      <item>
         <title>Rocas Sedimentarias</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026171707</link>
         <description><![CDATA[]]></description>
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         <pubDate>2024-06-12 20:20:01 UTC</pubDate>
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      <item>
         <title>Rocas Metamórficas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026172403</link>
         <description><![CDATA[]]></description>
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         <pubDate>2024-06-12 20:21:34 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026172403</guid>
      </item>
      <item>
         <title>Basalto</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026174047</link>
         <description><![CDATA[<p>Tiene una textura fina y a veces porfírica.</p><p>Color oscuro, típicamente negro o gris.</p>]]></description>
         <enclosure url="https://live.staticflickr.com/4154/5000126135_9b808e7e88_b.jpg" />
         <pubDate>2024-06-12 20:25:37 UTC</pubDate>
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      </item>
      <item>
         <title>Atributos químicos</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026174388</link>
         <description><![CDATA[<p>Composición rica en piroxeno, plagioclasa y olivino, entre otros minerales de silicato.</p>]]></description>
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         <pubDate>2024-06-12 20:26:23 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026174388</guid>
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      <item>
         <title>Características mecánicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026174709</link>
         <description><![CDATA[<p>La resistencia a la compresión es alta (entre 100 y 300 MPa).</p><p>muy pesado y denso.</p><p>Resistente a la abrasión y a los cambios ambientales.</p><p><br></p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:27:03 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026174709</guid>
      </item>
      <item>
         <title>Arenisca</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026177699</link>
         <description><![CDATA[<p>Tiene una textura arenosa.</p><p>Es blanco, gris, rojo, amarillo y marrón.</p>]]></description>
         <enclosure url="https://upload.wikimedia.org/wikipedia/commons/6/65/Arenisca.jpg" />
         <pubDate>2024-06-12 20:34:06 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026177699</guid>
      </item>
      <item>
         <title>Características químicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026177862</link>
         <description><![CDATA[<p>El feldespato y el cuarzo son los componentes principales.</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:34:33 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026177862</guid>
      </item>
      <item>
         <title>Características mecánicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026178030</link>
         <description><![CDATA[<p>Resistencia media a la compresión (20-170 MPa).</p><p>moderadamente resistente al desgaste</p><p>porosidad variable, lo que afecta su resistencia a la intemperie y durabilidad.</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:34:57 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026178030</guid>
      </item>
      <item>
         <title>Caliza</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180042</link>
         <description><![CDATA[<p>Textura granular</p><p>Color claro que generalmente es blanco, beige o gris.</p>]]></description>
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         <pubDate>2024-06-12 20:37:13 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180042</guid>
      </item>
      <item>
         <title>Características químicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180707</link>
         <description><![CDATA[<p>Compuesto principalmente de CaCO3.</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:38:45 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180707</guid>
      </item>
      <item>
         <title>Características mecánicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180951</link>
         <description><![CDATA[<p>La resistencia a la compresión es media a baja (30-250 MPa).</p><p>Reacciona utilizando ácidos.</p><p>Trabajable, pero vulnerable a la erosión.</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:39:10 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026180951</guid>
      </item>
      <item>
         <title>Mármol</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026182977</link>
         <description><![CDATA[<p>Textura cristalina.</p><p>Tiene una variedad de colores, pero generalmente es blanco con vetas de colores.</p>]]></description>
         <enclosure url="https://upload.wikimedia.org/wikipedia/commons/4/42/Museo_de_La_Plata_-_M%C3%A1rmol_blanco.jpg" />
         <pubDate>2024-06-12 20:42:57 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026182977</guid>
      </item>
      <item>
         <title>Características químicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026183297</link>
         <description><![CDATA[<p>Compuesto principalmente de CaCO3.</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:43:34 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026183297</guid>
      </item>
      <item>
         <title>Características mecánicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026183491</link>
         <description><![CDATA[<p>Alta resistencia a la compresión (70-140 MPa).</p><p>Excelente resistencia y durabilidad.</p><p>sensible a las manchas y los ácidos.</p><p><br/></p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:43:58 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026183491</guid>
      </item>
      <item>
         <title>Pizarra</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186399</link>
         <description><![CDATA[<p>Incluyen una textura foliada y láminas finas.</p><p>Las tonalidades van desde el negro y el gris oscuro hasta los verdes y morados.</p><p><br/></p>]]></description>
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         <pubDate>2024-06-12 20:50:34 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186399</guid>
      </item>
      <item>
         <title>Características químicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186626</link>
         <description><![CDATA[<p>Se compone principalmente de minerales de mica y arcilla.</p><p><br/></p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:51:16 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186626</guid>
      </item>
      <item>
         <title>Características mecánicas</title>
         <author>rivasron1902</author>
         <link>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186824</link>
         <description><![CDATA[<p>Alta resistencia a la compresión (50 a 100 MPa).</p><p>Excelente resistencia a las heladas y durabilidad.</p><p>excelente capacidad para fragmentarse en láminas fina</p>]]></description>
         <enclosure url="" />
         <pubDate>2024-06-12 20:51:38 UTC</pubDate>
         <guid>https://padlet.com/rivasron1902/rfx6d1l2dv6z5boq/wish/3026186824</guid>
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