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Recovery of Rare Earths, Precious Metals and Other Critical Materials from Geothermal Waters with Advanced Sorbent Structures

Published by Pacific Northwest National Laboratory | Department of Energy | Catalog Last Checked: August 03, 2026 at 12:58 AM | Dataset Last Updated: October 24, 2017 at 08:13 PM
The work evaluates, develops and demonstrates flexible, scalable mineral extraction technology for geothermal brines based upon solid phase sorbent materials with a specific focus upon rare earth elements (REEs). The selected organic and inorganic sorbent materials demonstrated high performance for collection of trace REEs, precious and valuable metals. The nanostructured materials typically performed better than commercially available sorbents. Data contains organic and inorganic sorbent removal efficiency, Sharkey Hot Springs (Idaho) water chemistry analysis, and rare earth removal efficiency from select sorbents. The Sharkley Hot Springs water chemistry presented includes spiked levels of REEs.

Resources

2 resources available

  • Performance of Advanced Sorbents for REE Recovery from Geothermal Waters.xlsx

    XLSX
  • Recovery of REEs from Geothermal Waters with Advanced Sorbents.docx

    DOCX

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