Geochemistry of acid mine drainage from a coal mining area and processes controlling metal attenuation in stream waters, southern Brazil
Acid drainage influence on the water and sediment quality was investigated in a coal mining area (southern Brazil). Mine drainage showed pH between 3.2 and 4.6 and elevated concentrations of sulfate, As and metals, of which, Fe, Mn and Zn exceeded the limits for the emission of effluents stated in t...
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| Other Authors: | , |
| Format: | article |
| Language: | eng |
| Published: |
2014
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| Subjects: | |
| Online Access: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652014000200539 |
| Country: | Brazil |
| Oai: | oai:scielo:S0001-37652014000200539 |