BLACK SWAN PROCESSING HUB UPDATE CAPACITY INCREASED TO 2.5MTPA

by Montpellier

Maritana Minerals Limited (ASX: MRT) (Maritana or the Company) is pleased to provide shareholders with a comprehensive update on progress at its Black Swan Processing Hub (BSPH or the Project) project located approximately 50km from Kalgoorlie, Western Australia. The Company continues to advance the Project on multiple fronts, with construction targeted to commence in mid-2026.

HIGHLIGHTS

Black Swan Processing Hub – Pre-development Advancement

  1. FEED Studies – increased nameplate throughput from 2.2 Mtpa to 2.5 Mtpa enhancing the Project’s production capacity
  2. Capital – process plant capex is likely to increase in line with the throughput uplift and inflationary pressures. Capex remains under review focusing on cost deferral opportunities and alternative financing arrangements for certain items
  3. Mine Haulage – enlarged run-of-mine (ROM) pad design finalised to accommodate quad side tipping road trains and to support ore blending  
  4. Approvals – key regulatory approvals (works approvals, MDCPs and native vegetation clearing permits) lodged and progressing 
  5. Project Delivery – Zeal Engineering appointed as Owner’s Engineer to strengthen technical oversight and project delivery  
  6. Site Supervision and Management – site mobilisation accelerated with Site Senior Executives and OHS Manager appointed
  7. Mill Refurbishment – SAG mill removal scheduled to commence June 2026
  8. Accommodation – accommodation strategy advanced, including permanent 60-room (scalable to 120-room) camp design at BSPH and acquisition of property in central Kalgoorlie with ~50-room camp development approval
  9. Power Supply – grid power studies underway and diesel backup power station design completed 
  10. Water Supply – studies and bore field refurbishment planning progressed with specialist consultants engaged  
  11. Site Survey – comprehensive LiDAR survey completed and accurate as-built digital model created, significantly de-risking brownfield construction  
  12. Site Preparation – sterilisation and geotechnical drilling commenced across new infrastructure areas

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    Learn more about Maritana Minerals at: www.maritanaminerals.com.au