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- 154University of Alberta Libraries Licensed Resources/Sixth International Conference on Acid Rock Drainage
- 2Geotechnical and Geoenvironmental Engineering Program
- 2Chemistry, Department of
- 2Chemistry, Department of/Journal Articles (Chemistry)
- 1Geotechnical and Geoenvironmental Engineering Program/Conference Proceedings (Geotechnical & Geoenvironmental Engineering)
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2003
Nichol, C., Smith, L., Beckie, R.
An intermediate scale (8 m × 8 m × 5 m high) constructed waste rock pile experiment was built upon a contiguous grid of 16 gravity drainage lysimeters to investigate the flow of water in unsaturated waste rock. Average net infiltration to the uncovered waste rock pile is 55 per cent of...
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2003-01-01
Kaltim Prima Coal, an open cut coal mine located in Sangatta, East Kalimantan, Indonesia, operates two deep pits and two shallow pits with a truck and shovel operation. KPC produced 17 Mt of coal in 2002 by removing 120 Mbcm overburden. Geochemical investigations have indicated 20 per cent of...
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2003
Williams, D. J., Wilson, G. W., Panidis, C.
Potentially acid forming (PAF) waste rock contained in dumps formed as a result of open cut mining of metalliferous orebodies are conventionally sealed or covered using a near-saturated, low permeability compacted clay layer, protected with a mulch layer and/or vegetated growth medium. The...
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2003
Coastal acid sulfate soils (ASS) are wetland soils and unconsolidated sediments that contain iron sulfides which, when exposed to atmospheric oxygen in the presence of water, form sulfuric acid. ASS form in protected low energy environments such as barrier estuaries and coastal lakes and commonly...
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2003
Ranville, J. F., Smith, K. S., Lamothe, P. J., Jackson, B. P., Walton-Day, K.
The upper Arkansas River south of Leadville, Colorado, USA, contains deposits of fluvial tailings from historical mining operations in the Leadville area. These deposits are possible non-point sources of acid and metal contamination to surface- and ground-water systems. We used stable-metal...
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2003
Acid mine drainage is a serious environmental problem caused by the oxidation of sulfide minerals responsible for highly acidic, sulfate and metals-rich drainage. Several methods of mine waste management have been developed that reduce liabilities on environment. Layered co-mingling of waste rock...
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2003
Newman, G. P., Newman, L. L., Krahn, J.
In designing climate exposed soil structures such as caps and covers over mine waste it is necessary to include the wetting and drying influences of the local climate in order to accurately predict the net water, vapour and oxygen fluxes across the ground surface and through the base of the...
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2003
Jones, D., Laurencont, T., Unger, C.
The Mount Morgan minesite, located approximately 40 km SW of Rockhampton in Central Queensland, comprises 270 ha of unrehabilitated land which is the currently the major source of acid mine drainage run-off and seepage to the adjacent Dee River. Additionally, the minesite hosts an Open Cut Pit...
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2003-01-01
Cruywagen, L-M., Usher, B. H., Hodgson, F. D. I., de Necker, E.
Due to the haphazard application of static tests in South Africa, several methods and interpretations have been followed. This has resulted in confusion amongst practitioners and regulators in the use and validity of these methods. Research was done over a two-year period to define standardised...
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2003-01-01
To meet the objectives of sustainable development, mining projects must be executed with minimal environmental risks and impacts. To allow proper actions to be taken, it is helpful if the environmental challenges associated with a mine development project can be predicted early during exploration...