Ionic Clay (Ion-Adsorption Rare Earth Clay)

Category Details
Appearance Soft clay-rich material, earthy brown to reddish color, low-density, moisture-retaining.
Properties
  • High concentration of Heavy Rare Earths (Dy, Tb, Y, Gd)
  • REEs weakly bonded → easy to leach
  • Low radioactivity
  • Environmental sensitivity in extraction
Applications
  • Source of Dysprosium & Terbium (high-temp magnets)
  • EV motor & wind turbine supply chain
  • Heavy rare-earth separation feedstock
  • Specialty alloys, phosphors, batteries
Production
  • In-situ or heap leaching using ammonium sulfate
  • Solvent extraction from pregnant solution
  • Calcination to oxide form
Market Value
  • Very high value due to scarce HREE deposits
  • Critical for high-performance EV magnets
  • Pricing driven by Dy/Tb content & environmental rules
REE TYPE HREE dominant (Dy, Tb, Y, Gd)
Radioactivity Very-Low
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