Technical Resource Document: Extraction and Beneficiation of Ores and Minerals. Volume 1. Lead-Zinc

摘要

This industry profile presents the results of the EPA's Research into the domestic lead-zinc mining industry and is one of a series of profiles of major mining sectors. The report briefly characterizes the geology of lead-zinc ores and the economics of the industry. Following this discussion is a review of lead-zinc extraction and beneficiation methods; this section provides the context for descriptions of wastes and materials managed by the industry, as well as a discussion of the potential environmental effects that may result from lead-zinc mining. The report concludes with a description of the current regulatory programs that apply to the lead-zinc mining industry as implemented by EPA, Federal Land Management Agencies, and selected states.