Arcadia Lithium Project

The Arcadia Lithium Project represents PSC’s flagship Project. PSC now has a Mining Lease covering 10km2 over the Arcadia Pegmatite swarm with an identified strike of 4.5km.

  • Since acquiring the project in mid-2016, PSC has completed an aggressive drilling and evaluation program that culminated in declaration of several JORC 2012 Compliant Mineral Resource estimates.
  • Following completion of a Scoping Study in late 2016, PSC completed its Pre-Feasibility Study in June 2017 that included declaration of Maiden Ore Reserves.  The Company has subsequently updated its Ore Reserves.
  • On 19 November 2018, the company completed its Definitive Feasibility Study (DFS).
  • On 5th March 2019, PSC successfully implemented plant optimisation to deliver significant enhancements to project economics.


A summary of the key current economics and operational study outcomes is provided below:

Estimated Mine Life

12 years – Open Pit

LOM Project Revenue (Real)

USD2.93 billion

Capital Cost (Carried to Positive Cashflow)

USD163 million

Sustaining Capital

USD29 million

Pre-Tax NPV10

USD533 million

Internal Rate of Return (IRR, Pre-tax)


LOM Cash Operating Costs4 (Real, Net of Ta2o5 Credits)

USD 278t of concentrate

Project Payback (From First Production)

<2.5 years

Average Annual EBITDA(Real)

USD109 million

Download the full DFS Announcement here