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Standard Lithium files assessment report for South-West Arkansas Lithium Project

Published by , Editor
Global Mining Review,

Standard Lithium Ltd. has filed a Preliminary Economic Assessment Report for its South-West Arkansas Lithium Project.

The technical report, entitled ‘Preliminary Economic Assessment of SW Arkansas Lithium Project’, was prepared by independent consulting companies: NORAM, Hunt, Guillot & Associates (HGA), APEX Geoscience Ltd., ECCI, Matrix Solutions Inc., and METNETH2O Inc.

Key points:

  • Pre-tax US$2.83 billion NPV at 8% discount rate and IRR of 40.5%.
  • After-tax US$1.97 billion NPV at 8% discount rate and IRR of 32.1%.
  • 20-year mine-life producing an average of 30 000 tpy of battery-quality lithium hydroxide monohydrate (LHM).
  • Operating costs of US$2599/t of battery quality lithium hydroxide.
  • AACE Class 5 Total CAPEX estimate of US$870 million including conservative 25% contingency of direct capital costs.
  • SW Arkansas Lithium Project PEA lithium brine resource is updated to consider the potential unitised area of production, leading to an increased total (global) in-situ resource of 1.19 million t of lithium carbonate equivalent (LCE) at the Inferred Category.

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