Aucanquilcha
... that a sulfur mine at 5,950 metres (19,520 ft) altitude on the stratovolcano Aucanquilcha is notable for being the highest mine in the world?
... that a <a href="./Sulfur" id="mwByg" rel="mw:WikiLink" title="Sulfur">sulfur</a> mine at <span about="#mwt84" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"5950"},"2":{"wt":"m"}},"i":0}}]}' id="mwByk" typeof="mw:Transclusion">5,950 metres (19,520</span><span about="#mwt84" typeof="mw:Entity"> </span><span about="#mwt84">ft)</span> altitude on the <a href="./Stratovolcano" id="mwByo" rel="mw:WikiLink" title="Stratovolcano">stratovolcano</a> <b id="mwBys"><a href="./Aucanquilcha" id="mwByw" rel="mw:WikiLink" title="Aucanquilcha">Aucanquilcha</a></b> is notable for being the highest mine in the world?