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"Mercury used by these miners is lethal to many lives," Mukasa, also the project coordinator of Mercury free gold mining project notes. She adds that mercury is a metal that has been associated with damage to the body including the brain, lungs and kidneys.
3 days ago· The GEF is spearheading the campaign to stop the use of mercury by artisanal miners and has set up a $45 million fund to support governments creating policies and market incentives that favour gold which uses less or no mercury in its extraction.
Nov 12, 2018· Mercury and gold settle to form an amalgam, then the gold is extracted by vapourising the mercury through heating. The miners use rudimentary equipment -- blowtorch or stoves at home.
mercury release from small -sale gold mining is an annual relea se of 1690 tons mercury to the atmosphere, which is approximately twice as much as coal burning releases  . About thirty years ago, a mercury -free gold extraction method was invented in the Philippines.
Gold extraction refers to the processes required to extract gold from its ores. ... (1997) mercury was first in use for extraction at about 1000 BC, according to Meech and others (1998), mercury was used in obtaining gold until the latter period of the first millennia.
Mercury-Free Gold Extraction Using Borax More than thirty years ago a group of smallscale gold miners in Benguet province North Philippines discovered - a mercury-free gold extraction method, and during the following years around 20,000 miners in that area adopted the new process.