A geological reconnaissance of electrical and electronic waste as a source for rare earth metals.

作者: Sandra R. Mueller , Patrick A. Wäger , Rolf Widmer , Ian D. Williams

DOI: 10.1016/J.WASMAN.2015.03.038

关键词: Environmental scienceRare-earth elementElectronic wasteMineralFossil fuelMineralogyRare earthMaterial resourcesGeochemistry

摘要: Abstract The mining of material resources requires knowledge about geogenic and anthropogenic deposits, in particular on the location deposits with comparatively highest concentration raw materials. In this study, we develop a framework that allows establishment analogies between geological processes. These were applied to three selected products containing rare earth elements (REE) order identify most concentrated cycle. identified characterised according criteria such as “host rock”, “REE mineralisation” “age mineralisation”, i.e. regarding their “geological” setting. results characterisation demonstrated have both higher REE longer mine life than evaluated deposit (Mount Weld, Australia). further by comparison category United Nations Framework Classification for Fossil Energy Mineral Reserves Resources 2009 (UNFC-2009) determine confidence level quantities. application our approach cases shows potential recovery deposits; however, exploration limitations is required.

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