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Life Expectancy Big Three
1,135 wordsBolivia has a long history as a mining country. During the Colonial period, the Cerro Rico de Potosi mine enriched the Spanish Empire with the enormous quantities of silver it produced for over four hundred years. And throughout the years of tin was often found along side the silver being mined. At the tail end of Colonial silver mining, large quantity of tin was discarded as waste. In 1865 the price of silver began declining in response to several factors; rich deposits were found in California...
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