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Author Edraki, M.
Title Post closure management of the Mt Leyshon Gold Mine – Water the integrator Type Journal Article
Year (down) 2006 Publication Water in Mining 2006, Proceedings Abbreviated Journal
Volume Issue Pages 233-242
Keywords mine water treatment
Abstract Mining at the Mt Leyshon Gold Mine in semi-arid north Queensland stopped in 2002. Newmont Australia has recently initiated a thorough post-closure water management study of the site by revisiting the existing information and conducting new water-related investigations. The focus of this paper. which is the first publication on post-closure environmental management of the site. is an overview of the site water quality in view of the sources and spatial distribution of polluted mine water, and also the performance of cover systems in controlling water flux though mine wastes.
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Notes Post closure management of the Mt Leyshon Gold Mine – Water the integrator; Isip:000243724400032; Times Cited: 0; ISI Web of Science Approved no
Call Number CBU @ c.wolke @ 16925 Serial 150
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Author Nakazawa, H.
Title Treatment of acid mine drainage containing iron ions and arsenic for utilization of the sludge Type Journal Article
Year (down) 2006 Publication Sohn International Symposium Advanced Processing of Metals and Materials, Vol 9 Abbreviated Journal
Volume Issue Pages 373-381
Keywords mine water treatment arsenic biotechnology filtration iron membranes microorganisms mining industry oxidation sludge treatment acid mine drainage arsenic ion sludge treatment Horobetsu mine Hokkaido Japan ferrous iron membrane filter pore size arsenite solutions microbial oxidation As Fe Manufacturing and Production
Abstract An acid mine drainage in abandoned Horobetsu mine in Hokkaido, Japan, contains arsenic and iron ions; total arsenic ca.10ppm, As(III) ca. 8.5ppm, total iron 379ppm, ferrous iron 266ppm, pH1.8. Arsenic occurs mostly as arsenite (As (III)) or arsenate (As (V)) in natural water. As(III) is more difficult to be remove than As(V), and it is necessary to oxidize As(III) to As(V) for effective removal. 5mL of the mine drainage or its filtrate through the membrane filter (pore size 0.45 mu m) were added to arsenite solutions (pH1.8) with the concentration of 5ppm. After the incubation of 30 days, As(III) was oxidized completely with the addition of the mine drainage while the oxidation did not occur with the addition of filtrate, indicating the microbial oxidation of As(III). In this paper, we have investigated the microbial oxidation of As(III) in acid water below pH2.0.
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ISSN 0-87339-642-1 ISBN Medium
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Notes Aug 27-31; Treatment of acid mine drainage containing iron ions and arsenic for utilization of the sludge; Isip:000241817200032; Conference Paper Times Cited: 0; ISI Web of Science Approved no
Call Number CBU @ c.wolke @ 17456 Serial 151
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Author Wolkersdorfer, C.
Title Tracer tests as a mean of remediation procedures in mines Type Journal Article
Year (down) 2006 Publication Uranium in the Environment: Mining Impact and Consequences Abbreviated Journal
Volume Issue Pages 817-822
Keywords mine water treatment
Abstract Mining usually causes severe anthropogenic changes by which the ground- or surface water might be significantly polluted. One of the main problems in the mining industry are acid mine drainage, the drainage of heavy metals, and the prediction of mine water rebound after mine closure. Consequently, the knowledge about the hydraulic behaviour of the mine water within a flooded mine might significantly reduce the costs of mine closure and remediation. In the literature, the difficulties in evaluating the hydrodynamics of flooded mines are well described, although only few tracer tests in flooded mines have been published so far. Most tracer tests linked to mine water problems were related to either pollution of the aquifer or radioactive waste disposal and not the mine water itself.
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Notes Tracer tests as a mean of remediation procedures in mines; Isip:000233396400084; Times Cited: 0; ISI Web of Science Approved no
Call Number CBU @ c.wolke @ 7590 Serial 153
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Author Mohan, D.; Chander, S.
Title Removal and recovery of metal ions from acid mine drainage using lignite-A low cost sorbent Type Journal Article
Year (down) 2006 Publication J. Hazard. Mater. Abbreviated Journal
Volume 137 Issue 3 Pages 1545-1553
Keywords Geobase: Related Topics geobase: related topics (901) acid mine drainage adsorption ion iron sulfide lignite wastewater water treatment
Abstract Acid mine drainage (AMD), has long been a significant environmental problem resulting from the microbial oxidation of iron pyrite in presence of water and air, affording an acidic solution that contains toxic metal ions. The main objective of this study was to remove and recover metal ions from acid mine drainage (AMD) by using lignite, a low cost sorbent. Lignite has been characterized and used for the AMD treatment. Sorption of ferrous, ferric, manganese, zinc and calcium in multi-component aqueous systems was investigated. Studies were performed at different pH to find optimum pH. To simulate industrial conditions for acid mine wastewater treatment, all the studies were performed using single and multi-columns setup in down flow mode. The empty bed contact time (EBCT) model was used for minimizing the sorbent usage. Recovery of the metal ions as well as regeneration of sorbent was achieved successfully using 0.1 M nitric acid without dismantling the columns. < copyright > 2006 Elsevier B.V. All rights reserved.
Address D. Mohan, Department of Energy and Geo-Environmental Engineering, The Pennsylvania State University, University Park, PA 16802, United States dm_1967@hotmail.com
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ISSN 0304-3894 ISBN Medium
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Notes Oct 11; Removal and recovery of metal ions from acid mine drainage using lignite-A low cost sorbent; 2919875; Netherlands 56; Geobase Approved no
Call Number CBU @ c.wolke @ 17634 Serial 295
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Author Landers, J.
Title Bioremediation method could cut cost of treating acid rock drainage Type Journal Article
Year (down) 2006 Publication Civil Engineering Abbreviated Journal
Volume 76 Issue 7 Pages 30-31
Keywords Pollution and waste management non radioactive geological abstracts: environmental geology (72 14 2) bioremediation cost benefit analysis water treatment acid mine drainage pollutant removal lake water heavy metal Lawrence County South Dakota South Dakota United States North America
Abstract The Gilt Edge Mine in South Dakota's Lawrence County was a gold mine that was abandoned later when its recent owner went bankrupt. Seeking a cost-effective method for treating millions of gallons of acid rock drainage (ARD), CDM partnered with Green World Science, Inc. (GWS) of Boise, Idaho, for the development of an in situ bioremediation process that can be used to remove metals from pit lake water. Recent testing revealed that the in situ bioremediation method can successfully remove metals from highly acidic water without the need to construct costly water treatment facilities.
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ISSN 0885-7024 ISBN Medium
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Notes Trade-; Bioremediation method could cut cost of treating acid rock drainage; 2896866; United-States; Geobase Approved no
Call Number CBU @ c.wolke @ 17490 Serial 318
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