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around 5,000 direct and indirect jobs during its different phases

expected to produce an average of 63,000 tonnes of copper and 147,000 tonnes of zinc in concentrate per year for the first five years

conventional flotation plant with a processing capacity of up to 20,000 tonnes per day to produce copper and zinc concentrates

truck-and-shovel open pit operation

Agnico Eagle acquired a 50% interest in the project in April 2023 and has committed to funding the first US$580 million of project costs. An Environmental Impact Assessment and a Change of Land Use permit application were submitted in January and June 2024, respectively. Authorisation for these permits is anticipated by the end of the second quarter of 2026. An updated feasibility study is expected to be completed in the first half of 2025.

The San Juan Silver project, located in the Creede Mining District of Colorado, is 100% owned by Hecla Mining Company. It includes the historic Bulldog mine, which produced silver from 1969-1985. Currently in exploration and pre-development, the project has significant inferred resources of silver, lead, and zinc, with potential for gold. Hecla is maintaining underground infrastructure and conducting exploration, with a return to production contingent on favorable silver prices.

A 2021 Preliminary Economic Assessment (PEA) outlined a 133,000 tonnes-per-day operation.

Project construction is estimated to create between 4,000 and 4,500 direct jobs over a five-year period. Once in production, the project is expected to create approximately 1,200 direct jobs. The project is currently supported by about 30 full-time employees and a seasonal, contractor-based team.

The Galore Creek project is one of the world's largest undeveloped copper-gold-silver deposits, located in the territory of the Tahltan Nation in northwestern British Columbia. The project is currently in the pre-feasibility stage. An updated Prefeasibility Study is underway and is expected to be completed in 2024 or early 2025. This study will inform an updated project design ahead of a major regulatory approval process. In 2024, the project's existing Environmental Assessment Certificate was successfully modernised in collaboration with the Tahltan Nation and the Province of British Columbia, which supports the resumption of access development. The Galore Creek Mining Corporation is focused on advancing environmental and social baseline studies, alongside design and engineering work. In September 2024, the Canadian government announced potential funding of up to $60 million for the construction of a 43-kilometre access road to support the mine's development.

Production overview - 2023: copper 5515237.088 t, gold 293.589993 t, silver 5414.10001 t.

The processing plan involves a conventional concentrator plant with a proposed capacity of 95,000 tonnes per day. The plant will produce a high-quality copper-gold concentrate.

The project received regulatory approval from Peru's National Service of Environmental Certification for Sustainable Investments (SENACE). However, Teck is transitioning the project to asset preservation to evaluate opportunities to improve the business case before a final sanction decision. Early work activities were scheduled to cease in the first quarter of 2026, with contractors demobilising. A construction decision has been postponed.

The mine is expected to produce an average of 126,000 tonnes of copper per year over the first five years. Another source states the mine and concentrator are expected to produce an average of 133,000 tonnes of copper contained in concentrate during the first five years. An earlier estimate suggested an average of 76,000 tonnes per year of copper and 29,000 ounces per year of gold. Initial production was previously planned for 2028-2029.

The project plans to use a conventional concentrator plant. The process will involve crushing, grinding, flotation, thickening and filtering to produce copper-gold concentrates. The plant is designed for an average processing capacity of 64,000 tonnes per day (tpd), with the potential for up to 80,000 tpd.

The Environmental Impact Assessment (EIA) was approved in May 2023. A Feasibility Study was completed in 2019 and updated in January 2020. The project team is updating capital and operating cost estimates and developing detailed engineering plans. A formal project sanction decision could have been made as early as the first half of 2024. However, Teck has decided to postpone a construction decision to prioritise other investments. The project is being transitioned to "asset preservation" while opportunities to enhance the business case are evaluated.

The Zafranal Project is an open-pit copper and gold project in the Arequipa region of southern Peru, owned 80% by Teck Resources and 20% by Mitsubishi Materials. It received regulatory approval in May 2023 but was put into "asset preservation mode" and care and maintenance in March 2026, postponing a construction decision to prioritize other investments. Permitting, land access, and engineering design continue.

Production overview - 2018: copper 1779896.25 t.

concentrator plant with a capacity of up to 80,000 tonnes per day, using crushing, grinding, flotation, thickening, and filtering to produce copper-gold concentrates.

conventional open-pit, truck and shovel operation

The Polaris Exploration Project is located in the Aurora Mining District, Mineral County, Nevada, approximately 18 miles west-southwest of Hawthorne. It is wholly owned by Hecla Mining Company through its subsidiary, Klondex Aurora Mine, Inc. The project is focused on exploring for high-grade gold and silver resources by testing multiple epithermal vein systems. The historic Aurora district produced 1.9 million ounces of gold and 20 million ounces of silver, with historic underground grades averaging 2.24 ounces per ton of gold. On November 20, 2025, the U.S. Forest Service issued a Finding of No Significant Impact and Decision Notice, and the Federal Permitting Improvement Steering Council announced the completion of federal permitting on March 31, 2026. This allows exploration activities to commence in 2026. The Nevada Division of Environmental Protection issued Reclamation Permit 0457, effective March 17, 2026. The exploration program involves drilling at a maximum of 250 sites, with total surface disturbance not to exceed 150 acres. The permit authorises an initial 28.9 acres of disturbance, with a subsequent phase of 121.1 acres proposed. Existing infrastructure on the site includes a 600-ton-per-day mill.

600-ton-per-day mill

600-ton-per-day mill

The Connaught property is an exploration-stage asset located in the Yukon, Canada, and is wholly owned by Hecla Mining Company. Hecla acquired the property as part of its acquisition of ATAC Resources Ltd., which was completed on 7 July 2023. The property is situated west of Dawson City. Historically, the property has been explored as a high-grade silver-lead-zinc-copper-gold vein prospect.

The project is supported by approximately 30 full-time employees and a seasonal and contractor-based team. Project construction is estimated to create between 4,000 and 4,500 direct jobs over a five-year period. Once in production, it is expected to create an estimated 1,200 direct jobs.

Production overview - 2023: copper 12159 Mlbs, gold 9438 koz, silver 174086 koz.

The project is planned as an open pit mine and milling operation that will produce a high-quality copper-gold concentrate. The processing will use high flotation recoveries. The proposed slurry pipeline system to transport ore slurry from the Galore Valley Operations to the West More Tailings Management Facility will be approximately 63 km long.

The Galore Creek project is currently in the pre-feasibility stage. An updated Prefeasibility Study (PFS) is on track for completion in the fourth quarter of 2024, extended from an earlier 2023 deadline to allow for additional value engineering. A major regulatory approval process is expected to begin following the completion of the PFS. The project's existing Environmental Assessment Certificate was successfully modernized in early 2024 to support the resumption of access development. In September 2024, the Canadian government announced a conditionally approved investment of up to $20 million for the construction of a 43-kilometre access road for the project. A 2023 field program included 25,000 metres of drilling focused on resource expansion, geotechnical, and metallurgical studies to inform a Feasibility Study planned to start in 2024. The project is located within the territory of the Tahltan Nation, and a Participation Agreement was signed in 2006.

The NorthMet project is expected to create over 360 full-time operational jobs and 700 jobs during peak construction. As of late 2024, there were approximately 50 employees working on the project.

The project is a 50:50 joint venture between subsidiaries of Teck Resources and PolyMet Mining, which is majority-owned by Glencore. It combines the NorthMet and Mesaba deposits in Minnesota's Duluth Complex. The project is currently in the permitting stage and is facing legal and regulatory challenges. Several key permits have been revoked or suspended, and the Minnesota Department of Natural Resources has stayed its review of the Permit to Mine until at least August 2025. NewRange is studying potential changes to the project design, including increasing production from 32,000 to 40,000 tonnes per day, which could shorten the mine life from 20 to 15 years.

The processing plan for NorthMet involves crushing, grinding, and flotation to produce copper and nickel-copper concentrates. A second phase, which is optional, includes the construction of a hydrometallurgical plant to further process nickel sulfide concentrates.

The mining operation will use conventional truck and shovel methods. The processing plant for the NorthMet project will include a new semi-autogenous grinding (SAG) mill and a ball mill.

NewRange is studying potential changes to the project design, including increasing production from 32,000 to 40,000 tonnes per day, which could shorten the mine life from 20 to 15 years.

up to 85 people

The proposed processing plant has a nominal throughput of 133,000 tonnes per day. The ore would be crushed, milled and filtered on-site to produce ore concentrates.

The proposed mine would use conventional truck and shovel equipment. A solar array and battery installation has been deployed at the project camp to reduce reliance on diesel fuel.

The Schaft Creek Project is transitioning to the pre-feasibility study (PFS) stage, which the SCJV anticipates commencing in 2026. The 2024 program, with a budget of C$18.7 million funded by Teck, focused on geotechnical investigations and continuing environmental baseline studies. A C$9.1 million program is planned for 2026 to address key aspects of a Scoping Study review, including technical reviews of the geological model, metallurgical test work, and tailings and mine plan options. The project is located in Tahltan Territory, approximately 60 kilometres south of Telegraph Creek. The environmental assessment process for the project was withdrawn in March 2016, but the joint venture continues to collect baseline environmental data.

The project is supported by approximately 30 full-time employees and a seasonal, contractor-based team during the field season. Project construction is estimated to create approximately 4,000 to 4,500 direct jobs over a five-year period. Once in production, the mine is expected to create an estimated 1,200 direct jobs.

Production overview - 2023: copper 12159 Mlbs, gold 9438 koz, silver 174086 koz.

The project is planned as an open-pit mine and milling operation that will produce a high-quality copper-gold concentrate. The processing facilities will be relocated as part of an updated project design.

The Galore Creek project is currently in the pre-feasibility stage, with an updated study expected to be completed in 2024. A Feasibility Study is planned to start in 2024. In 2024, the project's existing Environmental Assessment Certificate was modernised to support the resumption of access development. A major regulatory approval process is anticipated to begin after the completion of the Pre-feasibility Study to assess proposed changes, including increased production and relocation of the Tailings Management Facility. The Province of British Columbia and the Tahltan Nation have signed a consent-based agreement for the joint assessment of the project. In September 2024, the Canadian government announced a conditionally approved investment of up to $20 million for the construction of a 43-kilometre access road for the mine.

The Silver Valley / Star project, operated by the United States-based Hecla Mining Company, is currently an active exploration target. Located in the historic Coeur d'Alene Mining District in Shoshone County, Idaho, the project is part of a renewed exploration focus by the company in this historically significant silver-producing region.

approximately 4,000 jobs during construction and 1,400 operational jobs.

NuevaUnión is a major undeveloped copper-gold-molybdenum project located in the Atacama region of Chile. It is a 50/50 joint venture between Teck Resources Limited and Newmont Corporation. The project combines two large porphyry deposits, the Relincho (copper-molybdenum-silver) and La Fortuna (copper-gold), which are situated approximately 40 kilometres apart.

The 2018 PFS projected an average annual production over the first five years of 224,000 tonnes of copper, 269,000 ounces of gold, and 1,700 tonnes of molybdenum. A 2019 report mentioned a potential mine life of 38 years. More recent, albeit preliminary, estimates from 2024 suggest a potential annual copper production of 224,000 tonnes starting from 2034.

The initial development plan, based on a Preliminary Economic Assessment, involves a conventional open-pit mining operation. Ore from the La Fortuna deposit is planned to be transported via a conveyor to a single-line mill and concentrator facility at the Relincho site.

phased development approach is designed to reduce the initial capital investment, with future expansions to be funded by project cash flows.

In March 2026, Teck Resources announced its decision to postpone a construction decision for the Zafranal project, placing it into "asset preservation mode". This was done to prioritise investment at its Quebrada Blanca mine in Chile. Early work activities were scheduled to cease within the first quarter of 2026, with contractors demobilising from the site. Despite the pause, the company is continuing with the permitting process, land access, and feasibility and engineering studies. In January 2026, Peru's National Service of Environmental Certification for Sustainable Investments (SENACE) approved the project's second Technical Support Report, authorising modifications for project optimisation with an associated investment of US$21.2 million. This followed the approval of the first Technical Support Report in August 2025 for modifications valued at US$330 million. The project's Environmental Impact Study received approval from SENACE in May 2023. In September 2025, before the postponement, the company had aimed to start construction in 2026 with initial production planned for 2028-2029.

The mine is expected to produce copper-gold concentrates. Estimated average annual production is 76,000 tonnes of copper and 29,000 ounces of gold. Other estimates state an average of 126,000 tonnes of copper per year over the first five years, or an average of 133,000 tonnes of copper contained in concentrate during its first five years of production.

The project plans a conventional sulphide flotation concentrator with a processing capacity of up to 80,000 tonnes of ore per day.

truck and shovel

In January 2026, Peru's National Service of Environmental Certification for Sustainable Investments (SENACE) approved the project's second Technical Support Report, authorising modifications for project optimisation with an associated investment of US$21.2 million. This followed the approval of the first Technical Support Report in August 2025 for modifications valued at US$330 million. The project's Environmental Impact Study received approval from SENACE in May 2023. Before the decision to pause the project, the company had submitted a construction permit application in 2025.

Production overview - 2025: silver 3020000 oz; 2024: silver 2773873 oz.

The mine has a 400 tonne per day mill that produces silver, lead, and zinc concentrates.

The construction of a backfill plant was completed and is being commissioned as of early 2026. Hecla is focusing on continued resource conversion and expansion in the Bermingham Bear Zone, along with infrastructure development. The company's 2026 exploration budget includes a significant focus on Keno Hill.

The Republic project, operated by Hecla Mining Company, is an exploration-stage gold and silver property located in Ferry County, Washington. The project is currently classified as an emerging opportunity within the company's portfolio. For 2025, Hecla has allocated 1% of its exploration budget to the Republic project. The property consists of 3,583 acres, which covers all significant historical production trends, including Knob Hill, Surprise, and Golden Promise. Hecla is employing modern exploration techniques, integrating historical datasets with 3D modelling to assess the area's potential. The company has reported that recent high-grade gold intercepts have confirmed the potential for both underground and bulk-tonnage discoveries.

At the time of its closure, the Republic mining district had produced approximately 2.8 million ounces of gold and 15.8 million ounces of silver.

Production overview - 2021: copper 2300000 t, gold 3700000 oz, molybdenum 226000000 lbs, silver 16400000 oz.

The project will use conventional truck and shovel mining. The ore will be processed on-site through crushing, milling, and flotation to produce ore concentrates.

A solar power and battery installation has been deployed at the project's camp to reduce reliance on diesel fuel.

Advancing to a pre-feasibility study (PFS) by end of 2024/early 2025. A 2021 Preliminary Economic Assessment (PEA) indicated a 21-year mine life. Initial capital cost estimated at US$2.653 billion. The 2024 program focuses on metallurgical tests, geotechnical drilling, and environmental baseline data collection. A solar power project was installed at the camp.

The Zafranal Project has received regulatory approval for its Environmental Impact Assessment from Peru's National Service of Environmental Certification for Sustainable Investments (SENACE). However, Teck Resources has postponed a construction decision, and the project is currently in a state of "asset preservation" to allow for the evaluation of opportunities to enhance the business case. Early work activities were scheduled to cease in the first quarter of 2026. Initial production had been planned for 2028-2029.

Production overview - 2019: copper 1674660 t, gold 30.849 t.

The ore will be processed at a concentrator plant with a capacity of up to 80,000 tonnes per day. The process will involve crushing, grinding, flotation, thickening, and filtering to produce a copper-gold concentrate.

conventional open-pit mine using truck and shovel operations

The project is expected to create an estimated 4,000 to 4,500 direct jobs during a five-year construction period. Once in production, it is estimated to create approximately 1,200 direct jobs. The project is currently supported by about 30 full-time employees, along with a seasonal and contractor-based team during the field season.

The Galore Creek Project, located in the territory of the Tahltan Nation in northwestern British Columbia, is one of the world's largest undeveloped copper-gold-silver deposits. The project is currently in an updated Pre-feasibility Study (PFS) stage, which is expected to be completed in 2025. A major regulatory approval process is anticipated to begin after the PFS is complete. A long-standing Participation Agreement with the Tahltan Nation was signed in 2006. In 2024, the project's existing Environmental Assessment Certificate was modernised to support the resumption of access development.

Production overview - 2023: copper 628678.512 t, gold 44.478005 t, silver 617.9954415 t.

The project is planned as a conventional open-pit mine and milling operation using truck and shovel methods, which will produce a high-quality copper-gold concentrate. The operation plans to use British Columbia's hydroelectric power to maintain low carbon intensity. The PFS is assessing proposed changes to the approved mine design, which include a potential increase in production and the relocation of the Tailings Management Facility and other processing facilities. Plans include a 63-kilometre slurry pipeline to transport ore slurry from the Galore Valley to the West More Tailings Management Facility.

truck and shovel methods

The PFS is assessing proposed changes to the approved mine design, which include a potential increase in production and the relocation of the Tailings Management Facility and other processing facilities.

approximately 3,000 direct and 1,000 indirect jobs during the construction phase, and 834 direct and 423 indirect jobs during the operational stage.

The Zafranal Project is an open-pit copper-gold mine in the Arequipa Region of Peru. It is currently in asset preservation mode, with a construction decision deferred to prioritize investments at the Quebrada Blanca mine. The project is in the exploration stage, with no construction or production activities having commenced.

Expected average annual production of 76,000 tonnes of copper and 29,000 ounces of gold. Forecasts include 126,000 tonnes of copper per year over the first five years of operation, with a previously targeted average of 133,000 tonnes of copper in concentrate during the first five years.

conventional concentration process. The processing plant is expected to have a capacity of between 64,000 and 80,000 tonnes per day.

conventional truck and shovel operations