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Permanent under wat...
Permanent under water storing of weathered mine waste after removal of fine fraction and addition of ash
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- Bäckström, Mattias, 1974- (författare)
- Örebro universitet,Institutionen för naturvetenskap och teknik,Forskningscentrum Människa-Teknik-Miljö
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- Sartz, Lotta, 1979- (författare)
- Bergskraft Bergslagen AB, Kopparberg, Sweden
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(creator_code:org_t)
- Xuzhou : China University of Mining and Technology Press, 2014
- 2014
- Engelska.
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Ingår i: An Interdisciplinary Response to Mine Water Challenges. - Xuzhou : China University of Mining and Technology Press. - 9787564624378 ; , s. 711-714
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Abstract
Ämnesord
Stäng
- Weathered sulphidic mine waste is a major environmental problem. An experiment was performed in order to study water covers for oxidized mine waste. In two experiments oxidized mine waste were covered with water, in one experiment the fine fraction was removed and in one experiment alkaline ash was also added prior to water covering. It was found that removal of the fine fraction decreased pH and increased trace element concentrations. Water covering of the mine waste with and without ash decreased trace element concentrations indicating that co disposing oxidized sulphidic mine waste and ash under water might be a promising remediation method.
Ämnesord
- NATURVETENSKAP -- Geovetenskap och miljövetenskap -- Miljövetenskap (hsv//swe)
- NATURAL SCIENCES -- Earth and Related Environmental Sciences -- Environmental Sciences (hsv//eng)
Nyckelord
- Acid rock drainage
- oxidized mine waste
- alkaline
- remediation
- copper
- Chemistry
- Kemi
Publikations- och innehållstyp
- ref (ämneskategori)
- kon (ämneskategori)
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