True, Smartphones contain more than 60 minerals that are obtained from mines., Habitat destruction is one of the main issues of mining activity., 63% of gold is used in jewelry, 21 % in coins, 15% per cent in industrial uses including electronics; and 1 % in dental., Gold was one of the first metals to be discovered., False, The world's biggest open-pit mine is currently in Argentina., Argentina doesn't produce more than 10 tons of gold per year.

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