of raw materials for small scale gold mining
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of raw materials for small scale gold mining

Oct 24, 2021 According to very rough estimates, artisanal and small-scale mining produces around 15-20% of global minerals, including 80% of all sapphires, 20% of all gold, and 20% of diamonds (IGF 2017). ASM is also a major producer of raw materials strategic to electronics manufacturing, and accounts for 26% of global tantalum production and 25% of tin ...

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