Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Peter D. Condon"'
Publikováno v:
Applied Geochemistry. 26:1169-1183
A field-scale experiment was conducted to evaluate various organic C sources as amendments for passive treatment of tailings pore water. Varied mixtures of peat, spent-brewing grain (SBG) and municipal biosolids (MB) were assessed for the potential t
Autor:
Kerry G. Lear, Carol J. Ptacek, David W. Blowes, John L. Jambor, Matthew B.J. Lindsay, Peter D. Condon
Publikováno v:
Applied Geochemistry. 24:2212-2221
Mineralogical, geochemical and microbial characterization of tailings solids from the Greens Creek Mine, Juneau, Alaska, was performed to evaluate mechanisms controlling aqueous geochemistry of near-neutral pH pore water and drainage. Core samples of
Publikováno v:
Environmental Science & Technology. 43:7086-7091
A field-scale experiment was conducted to evaluate the potential for inducing microbial sulfate reduction as a passive in situ technique for managing water quality in mine tailings deposits. Sulfide- and carbonate-rich minetailings, characterized by
Autor:
Kerry G. Lear, Peter D. Condon
Publikováno v:
Journal American Society of Mining and Reclamation. 2006:350-364
The Greens Creek Mine's 3.5M tonne dry-stack tailings pile receives about 800 tonnes of filter-pressed tailings daily. The silt-sized tailings are placed in thin, compacted lifts using a bulldozer and vibratory roller. Carbonate minerals produce a lo
Autor:
David W. Blowes, Carol J. Ptacek, Corina M. McDonald, Matthew B.J. Lindsay, Peter D. Condon, W. Douglas Gould
Publikováno v:
Journal of environmental quality. 42(1)
A modified cellulase enzyme assay was developed to monitor organic matter degradation in passive treatment systems for mine drainage. This fluorogenic substrate method facilitates assessment of exo-(1,4)-β-D-glucanase, endo-(1,4)-β-D-glucanase, and
Publikováno v:
Journal of Contaminant Hydrology.
A laboratory-scale column experiment was conducted to evaluate the effect of organic carbon amendments on the mobility of As, Cu, Fe, Mn, Mo, Ni, Pb, Sb, Tl and Zn in mine tailings. Three columns were packed with sulfide- and carbonate-rich tailings,