Project Development

Project Overview

At the beginning:

• The Federal EA and Provincial EA were approved in December 2018 and March 2019, respectively, and the Closure Plan was filed in January 2020.
• Three long-term relationship agreements with Indigenous communities have been in place and being implemented since 2020.
• An updated 43-101 Technical Report was filed in January 2021.
• The Notice to Construct was filed in February 2021.
• A groundbreaking ceremony was held on October 27, 2021 to officially kick off the construction of the Greenstone Mine.

Recent Highlights (at February 22, 2024)

Construction & Commissioning

• Facilities completed 
  • The Highway 11 realignment (4.7 km) was opened to traffic in August 2023.
  • The power plant has been operational and powering the site since December 2023.
  • The permanent effluent water treatment plant, truck shop, warehouse, sewage treatment plant, potable water treatment plant, pit and plant site fuel stations, reagent storage, site mixed emulsion (explosives) plant and natural gas pipeline to site are all in operation.
  • The tailings storage facility is in use since January 2024.

• Commissioning
  • Commissioning activities are ongoing in the main process plant areas.
  • Hot commissioning of the crushing circuit and ore storage dome are complete.
  • Wet commissioning is underway for the ball mills, high-pressure grinding rolls, thickener and leach tanks.

• Offsite infrastructure
  • Work on the new Hydro One Geraldton Operating Centre is underway.

Mining & Operational Readiness

• Pre-production mining– 
  • The third Komatsu/SMS PC5500 shovel, CAT 793F haul trucks 9 to 14 and the Komatsu 1850-3 loader have been introduced to the fleet.
  • More than 18 million tonnes of material have been moved to date and approximately 1 million tonnes of ore are stockpiled for startup.

• Operational readiness 
  • Operational readiness activities and hiring are progressing in-line with the plan. On track to pour gold in H1 2024.