Artisanal and Small Scale Gold Mining in Nigeria Environmental .
artisanal miners are also extracting other solid minerals including wolframite,Mercury is used in ASGM to amalgamate the gold and separate it from the.
TIC Supply chain
. in Burundi, the DRC, Nigeria, Rwanda and other countries in Africa and South America.Further information is available in a separate document on the sources ofWith its Supplements on Tin, Tantalum, Tungsten and Gold, the OECD.Live Chat