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文章介绍了加拿大专门从事矿山酸性废石堆排水研究的国家专门研究小组在希恩斯蒂尔铅锌矿对在富含黄铁矿的酸性废石堆上覆盖复合土的方法来降低酸性水排放的研究结果。论述了在选定的7／12号废石堆上覆盖复合上的设计、施工和监测。
The article describes a national team of specialists in Canada specializing in the study of drainage of acid waste from mines to reduce acidic water discharge at the Shenstile Lead-Zinc Mine to cover composite soils on pyrite-rich acid waste dumps The results of the study. Discusses the design, construction and monitoring of overlay composites on selected 7/12 waste rock piles.