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The major impact of early mining resulted from the establishment of this mine tailings, which neutralized hundreds hectares of land, which due poor management and neglect have been subjected to varying degrees of water and wind erosion. Environmental impacts range from water pollution (acid mine drainage derived from oxidation of sulphides, mainly pyrite, and the heavy metals in the Mooteh mine tailings), air pollution in the form of airborne dust from unrehabilitated, partially rehabilitated and reprocessed mine ...