1.0Harvard Gazettehttps://news.harvard.edu/gazettegazetteimporthttps://news.harvard.edu/gazette/story/author/gazetteimport/Reclaiming the mines of America — Harvard Gazetterich600338<blockquote class="wp-embedded-content" data-secret="Cj7q9lURpH"><a href="https://news.harvard.edu/gazette/story/2004/12/reclaiming-the-mines-of-america/">Reclaiming the mines of America</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://news.harvard.edu/gazette/story/2004/12/reclaiming-the-mines-of-america/embed/#?secret=Cj7q9lURpH" width="600" height="338" title="“Reclaiming the mines of America” — Harvard Gazette" data-secret="Cj7q9lURpH" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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The average wedding ring contains about two-tenths of an ounce of gold, or $88 worth, according to the latest market prices. It almost seems like a bargain when you consider that in order to produce that much gold, 60 tons of ore must be gouged out of the ground, crushed into small pieces, then leached from its mineral matrix with a weak cyanide compound.https://news.harvard.edu/gazette/wp-content/uploads/2004/12/16-reclamation1-225-2.jpg