A Chilean prospecting party led by José Díaz Gana discovers the silver ores of <a href="https://en.wikipedia.org/wiki/Caracoles" id="mwuQ" rel="mw:WikiLink" title="Caracoles">Caracoles</a> in the Bolivian portion of <a href="https://en.wikipedia.org/wiki/Atacama_Desert" id="mwug" rel="mw:WikiLink" title="Atacama Desert">Atacama Desert</a>,<sup about="#mwt158" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"arqueo"},"body":{"id":"mw-reference-text-cite_note-arqueo-29"}}' id="cite_ref-arqueo_29-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_24#cite_note-arqueo-29" id="mwuw" style="counter-reset: mw-Ref 29;"><span class="mw-reflink-text" id="mwvA">[29]</span></a></sup>  leading to the last of the <a href="https://en.wikipedia.org/wiki/Chilean_silver_rush" id="mwvQ" rel="mw:WikiLink" title="Chilean silver rush">Chilean silver rushes</a><sup about="#mwt162" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"ChSI"},"body":{"id":"mw-reference-text-cite_note-ChSI-30"}}' id="cite_ref-ChSI_30-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_24#cite_note-ChSI-30" id="mwvg" style="counter-reset: mw-Ref 30;"><span class="mw-reflink-text" id="mwvw">[30]</span></a></sup>  and a diplomatic dispute over its taxation between Chile and Bolivia.<sup about="#mwt166" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"mem2"},"body":{"id":"mw-reference-text-cite_note-mem2-31"}}' id="cite_ref-mem2_31-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_24#cite_note-mem2-31" id="mwwA" style="counter-reset: mw-Ref 31;"><span class="mw-reflink-text" id="mwwQ">[31]</span></a></sup><sup about="#mwt170" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-32"}}' id="cite_ref-32" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_24#cite_note-32" id="mwwg" style="counter-reset: mw-Ref 32;"><span class="mw-reflink-text" id="mwww">[32]</span></a></sup>