The national government has introduced regulations to eliminate the use of mercury in artisanal and small-scale gold mining (ASGM) by 2025. Mercury is often used by artisanal miners as a cheap and effective way of extracting small pieces of gold from sediment, a process where the liquid metal is mixed with sediment containing gold and then evaporated off, leaving behind gold.
read more... https://www.mining-technology.com/mining-safety/indonesia-aims-to-cut-use-of-dangerous-mercury-in-mining
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