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Small Scale Coal Mining

Small scale mining an overview sciencedirect topics,aug 16, 2018 small-scale mining by the artisanal and small-scale mining sector has expanded rapidly in ghana. more than 60% of the total mining labor force is in this sector. the asm in 2014 produced about 34% of exported gold making it a major sector of the ghanaian economy and an important source of livelihood and income for