tonnes of minerals mine at ok tedi

Ok Tedi Papua New Guinea Mine Watch Page 59

The mine, which produces about 150,000 tonnes of copper in concentrate a year, ships the material by a pipeline and barges more than 1,000 km (600 miles) to silo vessels in the Gulf of Papua, before it is loaded on to freighters. Dry conditions have caused problems

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Mineral Policy Institute » Ok Tedi

Since then mine tailings and waste rock have been discharged directly into the Ok Tedi and Fly River system at an average rate of 165 000 tonnes per day about 115 tonnes per minute. The mines tailing waste contains high levels of copper, cadmium, lead, and zinc.

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OK TEDI MINE World Resources Institute

Jobs Ok Tedi Mining Limited (OTML) employs about 2,000 staff. About 1,800 are Papua New Guinea citizens and 800 live within a 40 kilometer radius of the mine. Production About 200,000 tons of copper and 500,000 ounces of gold a year. By December 2001, the mine had produced 7.5 million tons of

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Mining for the Future. Appendix H Ok Tedi Riverine

On average, the mine produces ore at a rate of 80,000 tonnes per day and waste rock at a rate of 152,000 tonnes per day. During the first four years of production, the Ok Tedi mine consisted of a closed circuit cyanide leach and carbon in pulp recovery system to extract the gold from the leached cap.

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Ok Tedi River Heavy Minerals AMD Resources

The Ok Tedi River Heavy Minerals Project is the most advanced of the AMDs projects and provides the company with near term production capability. Located to the south of the producing Ok Tedi Copper Gold Mine (operated by Ok Tedi Mining Limited OTML), which is one of the largest mining operations in PNG and currently contains the revised 2013 Global Resource of 871 Mt @ 0.44% Cu ad 0.54g/t Au.

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Board of Directors Ok Tedi Mining Limited

Nov 04, 2014·Ok Tedi Mining Limited (OTML) operates the Ok Tedi Mine, the longest running open pit copper, gold and silver mine in Papua New Guinea. Our registered office is located in

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OK TEDI MINE World Resources Institute

Jobs Ok Tedi Mining Limited (OTML) employs about 2,000 staff. About 1,800 are Papua New Guinea citizens and 800 live within a 40 kilometer radius of the mine. Production About 200,000 tons of copper and 500,000 ounces of gold a year. By December 2001, the mine had produced 7.5 million tons of

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Mineralogical and Metallurgical Examination of

Ok Tedi Mining Limited (OTML) mines and concentrates 600 000 tonnes of copper concentrate annually in the Star Mountains of the Western Province of Papua New Guinea. Full descriptions of the mine and concentrator were presented by Stapelton and England (1993).

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Ok Tedi River Heavy Minerals AMD Resources

The East and West Stockpiles, located downstream to the Ok Tedi Mine and AMDs two ELs, are the result of environmental dredging to relieve the flood plain carried out since 1998. With 17 20 million tonnes of heavy mineral bearing sands dredged each year, it is anticipated that at least 10 years of further dredging is yet to be completed.

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Major Mines & Projects Ok Tedi Mine

The Ok Tedi mining operations are centred on the Mt Fubilan deposit in the upper Fly River catchment in the remote Star Mountains, Western Province. The ore is crushed in a primary crusher at a nominal 8,000 tonnes per hour (tph) and conveyed to a primary ore stockpile. This material is treated in a twin parallel standard mineral

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Concentrator Operations Ok Tedi Mining Limited

Ok Tedi Mining Limited mines and treats a large copper porphyry/skarn ore body at Mt Fubilan in the far north of the Western Province of PNG. The copper concentrator utilises a conventional sulphide mineral recovery and concentration process to produce a copper concentrate which is sold and exported to smelters around the world.

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Ok Tedi Mine, Mount Fubilan, Star Mts, Western Province

Ok Tedi Mine, Mount Fubilan, Star Mts, Western Province (Fly Province), Papua New Guinea A gold copper mine started 1984 and scheduled to close in 2013. Notorious for environmental damage. Located near the W. Irian frontier. Copper gold porphyry deposit. Owned by a joint venture

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what are the three main copper minerals of ok tedi mining

what are the three main copper minerals of ok tedi mining. Concentrator Operations Ok Tedi Mining Limited. Ok Tedi Mining Limited mines and treats a large copper porphyry/skarn ore body at Mt Fubilan in the far north of the Western Province of PNG. The copper concentrator utilises a conventional sulphide mineral recovery and concentration

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Life after Ok Tedi can it compensate for huge mining

Life in Papua New Guinea after Ok Tedi. By Kevin McQuillan. Paradise (Air Nuigini magazine) May/June 2019. As the Ok Tedi gold and copper mine nears the end of its current mine life, the Ok Tedi Development Foundation has launched a five year plan to create economic self reliance for the people of Western Province.

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Ok Tedi Mine

Before mining operations, Mount Fubilan was described as a copper mountain with a gold cap. Exploratory drilling in the area began in the 1970s, and was run by the Kennecott Copper Corporation. In the early 1980s, BHP secured a mining lease. The first gold was mined at Ok Tedi in 1981.

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Mining Operations Ok Tedi Mining Limited

Working parameters at the Ok Tedi Mine include nominal 15m mining benches, 10 per cent grade on ramps, 30m wide haul roads. Pit wall slopes range from 65 degrees to

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what mining method used to extract copper at OK TEDI

The Ok Tedi Mine is an open pit copper and gold mine in Papua New Guinea located near the headwaters of the Ok Tedi , Billiton) secured a mining lease and in 1984, began exploiting a gold cap on the mountain using cyanide extraction procedur , There are also backup diesel generators that are used if the flow from the Ok Menga river is not

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Ok Tedi Gold Mine Klohn Crippen BergerKlohn Crippen Berger

Supporting continued mine production since the 1980s. Since the early 1980s, KCB has been involved in the design and construction monitoring of tailings and waste rock storage facilities at the Ok Tedi mine a copper gold open pit mine located in the remote Star

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Ok Tedi Mine, Oceania Mining Technology Mining News

The OK Tedi Mine is an open cut copper and gold operation in Papua New Guinea, in production since 1984. The mine is located in Papua New Guinea, close to the headwaters of the OK Tedi River. Gold and silver minerals at the deposit primarily include chalcopyrite.

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OK Tedi PNG copper mine output stalled by low river water

Jul 28, 2015·OK Tedi PNG copper mine output stalled by low river water. Analysts say the mine produced about 76,000 tonnes of copper last year. The company added that the low river flow also affected operation of the Ok Menga power station, which is the main source of power for its operations. Concurrent with the planned stand down

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Ok Tedi Mine

The Ok Tedi Mine is an open pit copper and gold mine in Papua New Guinea located near the headwaters of the Ok Tedi River, in the Star Mountains Rural LLG of the North Fly District of the Western Province of Papua New Guinea.Discharges from the mine have caused widespread and diverse harm, both environmentally and socially, to the 50,000 people who live in the 120 villages downstream of the mine.

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Operations Ok Tedi Mining Limited

The Ok Tedi mine is an open cut copper, gold and silver mine located at Mt. Fubilan in the Western Province of Papua New Guinea. Approximately 240 thousand tonnes of overburden (waste rock) is mined each day from a pit covering about 2.6 square kilometres.

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Mineralogical and Metallurgical Examination of

Ok Tedi Mining Limited (OTML) mines and concentrates 600 000 tonnes of copper concentrate annually in the Star Mountains of the Western Province of Papua New Guinea. Full descriptions of the mine and concentrator were presented by Stapelton and England (1993). The Ok Tedi deposit consists of a number of different

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name the major ore mineral of oktedi mine

process of extraction of gold at oktedi tcfuwhr . Ok Tedi Mine, Oceania Mining Technology. The OK Tedi Mine is an open cut copper and gold operation in Papua New Mining processes in Papua New Guinea The crushed ore is conveyed to a primary stockpile from where it is

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Acid Rock Drainage Management at the Ok Ok Tedi Mine

Acid Rock Drainage Management at the Ok Tedi Mine, Papua New Guinea B R Bolton1,H Kundapen1,S Miller2,C Rumble2and J Jeffery2 ABSTRACT This paper describes measures taken by Ok Tedi Mining Limited (OTML) to minimise the risk of acid rock drainage (ARD) resulting from mining operations at its Mt Fubilan porphyry copper gold mine in the

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Ok Tedi, Papua New Guinea WWF

In the upper catchment of the Fly River in Papua New Guinea (PNG)s Western Province lies the country's biggest money maker the Ok Tedi copper and gold mine. Churning out some 80,000 tonnes of waste rock per day, Ok Tedi also has another distinction

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name the major ore mineral of oktedi mine

process of extraction of gold at oktedi tcfuwhr . Ok Tedi Mine, Oceania Mining Technology. The OK Tedi Mine is an open cut copper and gold operation in Papua New Mining processes in Papua New Guinea The crushed ore is conveyed to a primary stockpile from where it is

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Ok Tedi immunity gone, with implications beyond BHP

Oct 24, 2013·The environmental damage caused by the Ok Tedi mine is extensive and, many scientists argue, likely to be irreversible. During the 1980s and 1990s, the mine dumped an estimated 80,000 tonnes of limestone sludge, containing chemicals and minerals, into the upper Tedi River.

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Assessing an Assessment The Ok Tedi Mine

Assessing an Assessment The Ok Tedi Mine Patricia K. Townsend and William H. Townsend Any forum for the discussion of sustainability at a global level must include mining, simply because its environmental impact is so disproportionately great. In the United States, for example, mining contributes less than one tenth of one percent of gross

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Ok Tedi Mine Infogalactic the planetary knowledge core

The Ok Tedi Mine is an open pit copper and gold mine in Papua New Guinea located near the headwaters of the Ok Tedi River, in the Star Mountains Rural LLG of the North Fly District of the Western Province of Papua New Guinea.Discharges from the mine have caused widespread and diverse harm, both environmentally and socially, to the 50,000 people who live in the 120 villages downstream of the mine.

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what are the three main copper minerals of ok tedi mining

tonnes of minerals mined at ok tedi . Are The Three Main Copper Minerals Of Ok Tedi Mining. what types of minerals ores mined in strip mining Mining and Using MineralsEarth Science in what types of more info Profile Ok Tedi mining Business Advantage PNG.

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Ok Tedi ramping up exploration Business Advantage PNG

With only 10 years of estimated current mine life, Ok Tedi Mining is working hard to optimise production and maximise profit at Papua New Guineas largest copper

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what are the three main copper minerals of ok tedi mining

Retrofit to Ok Tedi tailings thickener Outotec The Ok Tedi mine, operated by Ok Tedi Mining Limited (OTML), is a major producer of some 600,000 tonnes of high grade copper concentrate a year and 500,000oz of gold Its processing plant treats an average of 78,000 tonnes per day

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Ok Tedi River Heavy Minerals AMD Resources

The East and West Stockpiles, located downstream to the Ok Tedi Mine and AMDs two ELs, are the result of environmental dredging to relieve the flood plain carried out since 1998. With 17 20 million tonnes of heavy mineral bearing sands dredged each year, it is anticipated that at least 10 years of further dredging is yet to be completed.

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Life after Ok Tedi can it compensate for huge mining

Life in Papua New Guinea after Ok Tedi. By Kevin McQuillan. Paradise (Air Nuigini magazine) May/June 2019. As the Ok Tedi gold and copper mine nears the end of its current mine life, the Ok Tedi Development Foundation has launched a five year plan to create economic self reliance for the people of Western Province.

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Ok Tedi awards pipeline repair contract PNG Report

Some 37,767 tonnes of copper concentrate were produced at Ok Tedi in the September quarter, down 15% year on year and up 43% from the troubled June quarter. Gold production reached 105,533 ounces, up 8% from the June quarter and down 23% year on year.

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ok tedi mining mineral extracted and method s of extraction

Latitude 5°12'48.09S Longitude 141° 8'37.56E The OK Tedi mine has been a three stage process the mining and processing of the the extraction of both gold and copper from the copper rich base from 1986 to 1988 and where up to 80,000 tonnes of ore and 152,000 tonnes of overburden are mined each day.

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Assessing an Assessment The Ok Tedi Mine

Assessing an Assessment The Ok Tedi Mine Patricia K. Townsend and William H. Townsend Any forum for the discussion of sustainability at a global level must include mining, simply because its environmental impact is so disproportionately great. In the United States, for example, mining contributes less than one tenth of one percent of gross

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