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Prisca Muchokore, manager of DT Mining Syndicates, places small balls of mined gold onto a scale to weigh and calculate payment for the artisanal miners at a small-scale gold mine in Umguza, Zimbabwe, on Saturday, Nov. 10, 2018. On January 1, the London Bullion Market Association will introduce a new version of guidelines for the Responsible Gold Guidance program that embrace whats called environmental, social and governance standards. Photographer: Cynthia R Matonhodze/Bloomberg via Getty Images

Prisca Muchokore, manager of DT Mining Syndicates, places small balls of mined gold onto a scale to weigh and calculate payment for the artisanal miners at a small-scale gold mine in Umguza, Zimbabwe, on Saturday, Nov. 10, 2018. On January 1, the London Bullion Market Association will introduce a new version of guidelines for the Responsible Gold Guidance program that embrace whats called environmental, social and governance standards. Photographer: Cynthia R Matonhodze/Bloomberg via Getty Images