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how is gold ore mined and procesed in puerto rico

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how is gold ore mined and procesed in puerto rico

Jul 28 2015 · In 1538 crown officers in San Jan wrote that several veins of lead ore had been discovered that contained silver but were not worked because no one had knowledge of the smelting process to extract the silver Gold mining was not resumed in Puerto Rico until 1828 when a mine was once again established in the Central Highlands...As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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