Vietman Small Scale Gold Mining Mining Machinery Appliions

Jun 30, 2017 SECTOR ENVIRONMENTAL GUIDELINE: ARTISANAL AND SMALLSCALE MINING- 7 . INTRODUCTION AND PURPOSE OF THE GUIDELINE An estimated 20-30 million people worldwide work in artisanal and small-scale mining (ASM), or informal mining conducted by individuals, groups, families or cooperatives who use rudimentary processes to extract

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