← Map view|Directory

Directory

Browse minesites, mining companies and suppliers. Use the tabs below to switch sections.

Minesites Directory

Browse minesites. Each card shows company ownership and their most recent associated articles.

Filter by mine details and commodity attributes.
Page 20 of 61 (1443 total)
Olympic Dam

South Australia, Australia · Underground

Operating
CopperGoldUranium
Commodities, grades and output
YearCommodityAv. GradeOutput
2025Copper-316 kt
2025Gold-361 koz
2025Uranium-3.2 kt
2024Copper-322 kt
2024Gold-370 koz
2024Uranium-3.6 kt
Opened
1988-01-01
Workforce
BHP has approximately 8,000 employees working across its Copper SA projects, which includes Olympic Dam.
Overview
Olympic Dam is one of the world's most significant polymetallic orebodies, comprising an underground mine and a fully integrated processing facility. It is located 560 kilometres north of Adelaide. The operation is a part of BHP's Minerals Australia operation and has been owned and operated by BHP since 2005.
Production
Production overview - 2025: copper 316 kt, gold 361 koz, uranium 3.2 kt; 2024: copper 322 kt, gold 370 koz, uranium 3.6 kt.
Processing
The operation features a fully integrated metallurgical complex. This includes a grinding and concentrating circuit, a hydrometallurgical plant with solvent extraction for copper and uranium, a copper smelter, a copper refinery, and a recovery circuit for precious metals.
Equipment
Ore is hauled underground via an automated train system to crushing, storage, and hoisting facilities.
Expansion
BHP is advancing a series of growth projects at Olympic Dam. A new decline to the Southern Mine Area is progressing, with completion expected in FY2028, which is anticipated to unlock up to 2.5 million tonnes per annum of additional vertical capacity. The company is also studying a potential Smelter and Refinery Expansion (SRE). A potential Final Investment Decision is on track for the 2027 calendar year. The first phase would increase concentrate smelting capacity to between 1,100 and 1,400 ktpa.

Companies & Ownership (1)

View on map
Olympic Dam

South Australia, Australia · Underground

Operating
UraniumCopperGoldSilver
Commodities, grades and output
YearCommodityAv. GradeOutput
2024Uranium590 g/t3603 t
2023Copper1.85 %212000 t
2023Gold0.67 g/t186000 oz
2023Uranium590 g/t3406 t
2023Silver4 g/t-
Opened
1988-01-01
End year
2081
Workforce
Approximately 8000 employees work across BHP's Copper SA projects, with about 2500 of those working underground at Olympic Dam and 1000 in surface processing.
Production
Production overview - 2024: uranium 3603 t; 2023: copper 212000 t, gold 186000 oz, uranium 3406 t.
Processing
The Olympic Dam operations include a fully integrated underground mine and an above-ground metallurgical complex. Ore mined underground is transported by an automated train system to crushing, storage, and hoisting facilities. The metallurgical complex features a grinding and concentrating circuit, a hydrometallurgical plant with solvent extraction for copper and uranium, a copper smelter, a copper refinery, and a recovery circuit for precious metals.
Expansion
BHP is investing over A$840 million in several projects to enhance productivity at Olympic Dam. This investment includes developing an underground access tunnel into the Southern Mine Area, a new backfill system to access new sections of the mine, expanding the ore pass capacity, and installing a new oxygen plant to improve smelter performance. The company is also assessing options for a new two-stage smelter, with a final investment decision anticipated between the 2026 and 2027 financial years. There are plans to potentially increase annual copper production at Copper South Australia to over 500,000 tonnes per annum.

Companies & Ownership (1)

View on map
Olympic Dam

South Australia, Australia · Underground

Operating
CopperGold
Commodities, grades and output
YearCommodityAv. GradeOutput
2023Copper-212000 t
2023Gold-186000 oz
Opened
1988-01-01
Overview
Olympic Dam is a fully integrated metallurgical complex operating as an underground mine in South Australia. It processes copper, uranium, gold, and silver, and includes a grinding and concentrating circuit, hydrometallurgical plant, copper smelter, and refinery. Recent developments include the integration of Prominent Hill and Carrapateena concentrates, leading to record production in FY2024, and ongoing investments in underground infrastructure and smelter performance.
Production
Production overview - 2023: copper 212000 t, gold 186000 oz.
Processing
The mine operates as a fully integrated metallurgical complex. The process includes an underground automated train system to haul ore, a grinding and concentrating circuit, and a hydrometallurgical plant with solvent extraction for copper and uranium. It also features a copper smelter, a copper refinery, and a recovery circuit for precious metals.
Equipment
The underground mine is equipped with an automated train system for hauling ore. As part of recent investments, the underground electric rail network is being expanded from 4.85 kilometres to over 6 kilometres, supported by six new locomotives.
Expansion
BHP is investing over A$840 million in several projects to enhance productivity. Key projects include: A new underground access tunnel, known as a decline, into the Southern Mine Area; a new backfill system; an expansion of ore pass capacity; and the installation of a new oxygen plant. A major expansion of the smelter and refinery is also under consideration, with a final investment decision for the first phase anticipated in the first half of the 2027 fiscal year (shifted from 2027 to 2028).

Companies & Ownership (1)

View on map
Olympic Dam

South Australia, Australia · Underground

Operating
CopperGold
Commodities, grades and output
YearCommodityAv. GradeOutput
2023Copper-212000 t
2023Gold-186000 oz
Opened
1988-01-01
End year
2079
Mine life
57 years
Capex (est.)
USD 554.40M
Workforce
approximately 3,500 people
Overview
The Olympic Dam mine is a fully integrated metallurgical complex in South Australia, operating since 1988. It employs approximately 3,500 people and extracts copper, uranium, gold, and silver using sub-level open stoping underground mining and surface processing. The mine has an estimated life of 57 years based on known reserves as of 2022. BHP is investing over A$840 million in productivity enhancements and is proposing a Smelter Refinery Expansion Project to increase copper production capacity.
Production
Production overview - 2023: copper 212000 t, gold 186000 oz.
Processing
The mine is a fully integrated metallurgical complex. The process includes a grinding and concentrating circuit, a hydrometallurgical plant with solvent extraction for copper and uranium, a copper smelter, a copper refinery, and a recovery circuit for precious metals. Ore is extracted using the sub-level open stoping underground mining method. Mined ore is transported to the surface via an automated train system and trucks using decline tunnels.
Equipment
The underground operations feature more than 700 km of roads and tunnels. Recent investments are funding an expansion of the underground electric rail network from 4.85 km to over 6 km, supported by six new locomotives. A new backfill system will deliver cement paste fill via underground pipes.
Expansion
BHP is investing over A$840 million in several projects to enhance productivity. This includes developing an underground decline into the Southern Mine Area to access a new part of the resource, expanding ore pass capacity, and installing a new oxygen plant to improve smelter performance. The new oxygen plant is intended to increase copper concentrate smelting rates from 80 to 85 tonnes per hour. There is a proposed Smelter Refinery Expansion Project to increase copper production capacity up to 650,000 tonnes per annum. This proposal was declared an 'impact assessed development' by the South Australian government in August 2024.

Companies & Ownership (1)

View on map
Bardoc Project

Western Australia, Australia · Open Pit

Under Development
Gold
Overview
Genesis Minerals has a new development plan for the Bardoc Project, superseding the 2021 DFS. It involves progressive development of the Zoroastrian underground deposit, scheduled to supply ore to either the Leonora or Laverton Processing Plants from FY2030. The project hosts global gold resources of 3 million ounces, with a current reserve of 1 million ounces.

Companies & Ownership (1)

View on map
Jupiter Project

Western Australia, Australia · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
Ulysses Operations

Western Australia, Australia · Underground

Operating
Gold
Commodities, grades and output
YearCommodityAv. GradeOutput
2025Gold2.9 g/t10500 oz
2002Gold2.92 g/t24985 oz
Opened
2002-01-01
Capex (est.)
USD 6.57M
Production
Production overview - 2002: gold 24985 oz.
Processing
The Ulysses ore is free milling. Ore can be processed at the Gwalia processing facility in Leonora or the Laverton processing plant.
Expansion
Following open pit mining in 2016 and 2017, Genesis has developed the Ulysses underground mine. The portal for the underground operation was established in March 2024. A ramp-up of development was achieved during the first half of FY25, with 4.8km of lateral advance. By June 30, 2025, stoping was complete on the first production level. In January 2026, Genesis Minerals announced its intention to award a four-year underground mining contract for its Leonora operations, which includes the Gwalia and Ulysses mines, to Byrnecut Australia Pty Ltd. Full mobilisation for this contract is planned for early May 2026. The production ramp-up at Ulysses underground was noted as a major operational milestone in the first half of fiscal year 2026.

Companies & Ownership (1)

View on map
Tower Hill

Western Australia, Australia · Open Pit

Under Development
Gold
Capex (est.)
USD 250.00M
Overview
Genesis Minerals is actively developing the Tower Hill project, located in Western Australia, approximately two kilometres north of the Gwalia mine. The company has received approval for its Stage 1 Mining Proposal and Mine Closure Plan, with mine development scheduled to commence in the 2027 financial year. A new 3.5–4 million tonne per annum (Mtpa) gold processing plant, with an estimated capital expenditure of $250–$280 million, is being constructed at Leonora.
Processing
Ore from the Tower Hill mine will be processed at a new, purpose-built 3.5-4.0Mtpa processing plant to be constructed at Leonora.
Equipment
Genesis Mining Services (GMS) operates a fleet of Hitachi and Komatsu excavators, Komatsu dump trucks, and Caterpillar dozers and graders.
Expansion
Mine development is scheduled to commence in the 2027 financial year, with the first ore expected in the 2028 financial year. A new 3.5–4 million tonne per annum (Mtpa) gold processing plant is being constructed at Leonora. Agreements have been signed to shorten a nearby rail line.

Companies & Ownership (1)

View on map
Harbour Lights Project

Western Australia, Australia · Open Pit

Historic Mine
Gold
Opened
1904-01-01
End year
1992
Overview
The Harbour Lights Project is located 1.5 kilometres north-west of Leonora and approximately 5 kilometres from the Leonora Processing Facility. The deposit was first mined through underground methods from 1904 to 1935, and later as an open pit between 1985 and 1992. The project is part of the broader Leonora Operations held by Genesis Minerals. In a company presentation, Harbour Lights is classified as a refractory deposit.
Production
Production overview - 2025: gold 73000 oz.

Companies & Ownership (1)

View on map
Gwalia Operations

Western Australia, Australia · Underground

Operating
Gold
Commodities, grades and output
YearCommodityAv. GradeOutput
2025Gold4.42 g/t85900 oz
2024Gold3.56 g/t146489 oz
2023Gold5.1 g/t138050 oz
Opened
1897-01-01
End year
2031
Workforce
Byrnecut was appointed as the new underground mining contractor, commencing in May 2026 for a four-year term covering Gwalia and Ulysses mines, having previously held the contract from 2012 to 2021. Macmahon Holdings was the incumbent contractor from March 2021, with their contract updated in April 2025 to include the Ulysses Gold Mine for 13 months. The workforce primarily operates on a fly-in-fly-out basis.
Overview
The Gwalia mine, an operating underground gold mine near Leonora in Western Australia, is Australia's deepest underground gold mine and the world's deepest trucking mine. Established in 1896, it was acquired by Genesis Minerals Limited from St Barbara Limited in July 2023, with Genesis now serving as the owner-operator.
Production
Production from the Gwalia mine was 138,050 ounces of gold for the 2022-23 financial year and 146,489 ounces of gold in 2024. Forecasts for 2025 indicate 85,900 ounces and 25,200 ounces.
Processing
Ore is processed at the Leonora mill, which features a conventional carbon-in-pulp or carbon-in-leach circuit. It has a nominal capacity of 1.2 million tonnes per annum of hard rock, which can be increased to 1.8 million tonnes per annum when blended with softer material.
Equipment
The mine uses a conventional underground fleet including twin boom jumbo drills, 76mm production drills, 10 to 17 tonne loaders, and 60-65 tonne trucks. Loader models include Sandvik LH621 and Caterpillar R2900, while trucks include DAT 60 and Atlas Copco MT 6020. Mining is conducted via long-hole open-stoping with paste backfill.
Expansion
Genesis Minerals is conducting a strategic review of Gwalia operations to rebuild Mineral Resources, Ore Reserves, and the life of mine plan. The strategy involves supplementing the Gwalia underground mine with ore from nearby deposits like Admiral and Ulysses to fully utilise the processing plant. Plans include extending the mine's depth to 2,300 metres by 2031, with ongoing development for the high-grade 'Heart of Gold' area. The Tower Hill project is also being advanced, with first ore anticipated in the 2028 financial year.

Companies & Ownership (1)

View on map
Admiral Operations

Western Australia, Australia · Open Pit

Operating
Gold
Commodities, grades and output
YearCommodityAv. GradeOutput
2025Gold1.8 g/t21200 oz
2024Gold1.17 g/t20876 oz
2023Gold0.9 g/t251.74000000000004 oz
Opened
2023-01-01
Mine life
2 years
Workforce
The mine is operated by Genesis Mining Services (GMS), the in-house mining services provider for Genesis Minerals.
Overview
The Admiral open pit gold mine in Western Australia, Australia, is owned and operated by Genesis Minerals Limited. Mining commenced in the September 2023 quarter, with the first ore delivered in the 2024 financial year. The mine was fast-tracked to supply approximately 1.5 million tonnes of ore to the 1.4Mtpa Leonora mill, located about 40 kilometres away, over an initial two-year period, supplementing high-grade ore from the Gwalia underground mine.
Production
For the 2024 financial year, the Admiral open pit mine delivered 556,195 tonnes of ore at a grade of 1.17g/t for a total of 20,876 contained ounces of gold.
Processing
Ore from Admiral is transported to the Leonora processing plant. This facility consists of a three-stage crushing circuit, a single-stage milling circuit, and a hybrid carbon-in-leach (CIL) circuit.
Equipment
The mining fleet, operated by GMS, includes Hitachi EX1200-7, EX2000-7, and EX2600-7 excavators, Komatsu PC1250-11R excavators, Komatsu HD1500-8 dump trucks, a Komatsu HD785-7 watercart, CAT D10T2 dozers, and CAT 16M graders. An EX2000 excavator and an HD1500 truck fleet were procured in July 2023.
Expansion
Recent exploration has successfully identified shallow lateral extensions to the mineralisation, which is expected to extend the mine life.

Companies & Ownership (1)

View on map
Olympic Dam

South Australia, Australia · Underground

Operating
CopperUraniumGoldSilver
Capex (est.)
USD 200.00M
Overview
Olympic Dam is a fully integrated metallurgical complex, processing ore to metal on-site. It includes a grinding and concentrating circuit, a hydrometallurgical plant with solvent extraction for copper and uranium, a copper smelter, and a refinery that also recovers precious metals. The underground mine features an automated train system and over 700 kilometres of underground roads and tunnels.
Processing
fully integrated metallurgical complex, processing ore to metal on-site, including a grinding and concentrating circuit, a hydrometallurgical plant with solvent extraction for copper and uranium, a copper smelter, and a refinery that also recovers precious metals.
Equipment
automated train system, underground electric rail network, locomotives, oxygen plant
Expansion
Investment of over A$840 million in several projects at Olympic Dam to improve productivity and support future growth, including a new underground access tunnel (decline) into the Southern Mine Area, a new backfill system, expansion of the underground electric rail network, and installation of a new oxygen plant. The Southern Mining Area Decline project, approved for a total investment of US$0.2 billion, commenced construction in the 2025 financial year and is expected to be completed in FY28, unlocking up to 2.5 million tonnes per annum of additional vertical capacity.

Companies & Ownership (1)

View on map
Croesus Project

West Coast, New Zealand · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
Silver Peaks Project

Otago, New Zealand · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
Tokomairiro Project

Otago, New Zealand · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
Lammerlaw Gold Project

Otago, New Zealand · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
Cap Burn Gold Project

Otago, New Zealand · Open Pit

Under Development
Gold

Companies & Ownership (1)

View on map
La Guitarra Silver Mine

Mexico State, Mexico · Underground

Closed
SilverGold

Companies & Ownership (1)

View on map
Jerritt Canyon

Nevada, United States · Underground

Care And Maintenance
Gold

Companies & Ownership (1)

View on map
Santa Elena Silver/Gold Mine

Sonora, Mexico · Underground

Operating
SilverGold

Companies & Ownership (1)

View on map
San Dimas Silver/Gold Mine

Durango, Mexico · Underground

Operating
SilverGold
Commodities, grades and output
YearCommodityAv. GradeOutput
2025Silver-15400000 oz
2025Gold-147433 oz
2024Silver-4500000 oz
2024Gold-50000 oz
Workforce
1,800
Production
Production overview - 2025: silver 15400000 oz, gold 147433 oz; 2024: silver 4500000 oz, gold 50000 oz.
Processing
Ore is processed at the 2,500 tonne-per-day capacity Tayoltita mill. The process involves conventional crushing and grinding, followed by cyanidation and zinc precipitation to recover gold and silver. The final product is silver and gold doré bars, which are then sent to refineries in Mexico and the United States.
Equipment
The mine utilises long-hole stoping and mechanised cut-and-fill mining methods. Equipment includes load-haul-dump (LHD) machines, haul trucks, drill jumbos, and jackleg drills.
Expansion
First Majestic has been actively engaged in exploration programs at San Dimas to test new mineral targets and convert mineral resources to reserves. Drilling in 2024 and 2025 has intersected significant high-grade silver and gold mineralisation in multiple veins, including the Perez, Sinaloa-Elia, Santa Teresa, and the newly discovered Coronado vein. These results suggest potential for resource expansion and future production growth. The company planned to invest approximately $182 million in capital expenditures in 2025 for sustaining and expansionary projects across its operations, with a focus on exploration and development at San Dimas and Santa Elena. For 2025, approximately 14,000 metres of underground development was planned for the San Dimas mine.

Companies & Ownership (1)

View on map
Pumpkin Hollow Project

Nevada, United States · Underground

Under Development
CopperGoldSilverIron Ore
Opened
2019-10-01
Mine life
20 years
Workforce
177 direct employees (as of August 2023)
Overview
The Pumpkin Hollow Project is located near Yerington in Lyon County, Nevada, USA. It is a high-grade iron-oxide copper-gold (IOCG) deposit, comprising Eastern Area (underground) and Western Area (open-pit) deposits. As of late 2025, Kinterra Capital is advancing the restart of the underground mine and progressing the adjacent Southwest Open Pit project towards construction readiness.
Production
The underground mine was designed to produce 5,000 short tons per day. The first phase of open-pit development has a capacity of 37,000 short tons per day, expanding to 70,000 in the second phase. In 2023, the mine produced over 27,000 tons of copper concentrate.
Processing
Underground ore processing involves a concentrator designed to process 5,000 short tonnes per day, using a primary jaw crusher, SAG mill, ball mill, and rougher/cleaner flotation units to produce concentrate. Expected recovery rates are 92% for copper, 78% for gold, and 70% for silver. The open-pit processing plan includes a throughput concentrator in the first phase, with a second phase to add a milling and flotation circuit.
Equipment
Underground crusher and conveyor system, Geho de-watering pumps, rehabilitated ore passes, SAG mill, ball mill, pebble crusher, classifying cyclones, main production shaft, three ventilation shafts.
Expansion
Open-pit development is planned in two phases, with the first phase having a capacity of 37,000 short tons per day, expanding to 70,000 in the second phase. The adjacent Southwest Open Pit project is projected to have a 20-year mine life.

Companies & Ownership (3)

View on map
Nugget Pond Hydrometallurgical Gold Plant

Newfoundland and Labrador, Canada · Processing Facility

Operating
Gold

Companies & Ownership (1)

View on map
Pine Cove Mill

Newfoundland and Labrador, Canada · Processing Facility

Operating
Gold

Companies & Ownership (1)

View on map
Page 20 of 61 (1443 total)