Kathleen S Smith

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Could municipal biosolids be a trove of tiny treasure? Heather Lowers, USGS Denver Microbeam Laboratory

Mining for metals in society’s waste

Kathleen S Smith, U.S. Geological Survey; Geoffrey Plumlee, U.S. Geological Survey, and Philip L Hageman, U.S. Geological Survey

Mining waste rock from historic mines or even treated sewage to find useful metals and minerals could be a sustainable way to meet demand for these finite resources.

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