OK TEDI MINE - WRI

2018-9-21  Ok Tedi Mine: Some Facts and Figures Operating Life: 1984–2010. 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

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Case Study: The Ok Tedi Copper Mine ipl.org

Case Study: The Ok Tedi Copper Mine. 705 Words3 Pages. The Ok Tedi Copper Mine. Define the main forms of pollution and resource depletion and identify the major problems associated with each form. The main type of pollution at the Ok Tedi Copper Mine is the discharging of mining waste into the Ok Tedi River in Papua New Guinea.

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PNG'sOk Tedi, Development andEnvironment

2009-10-12  1988, the impact upon the Ok Tedi river system increased dramatically as a result ofthe much larger scale of copper sulphide mining. Each year, about 58 million toones offine tailings and coarse waste rock is discharged into the Ok Tedi. Some 40 million toones of this reaches the Fly River each year. Consequently, 18 million tonnes of sediment is

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Assessing an Assessment: The Ok Tedi Mine

2015-11-10  The Ok Tedi mine began production of gold twenty years ago, in May 1984. The developer was a multinational consortium consisting of three large multinationals -- BHP, Amoco Minerals, and a German consortium led by Metallgesellschaft AG. The mine moved to full production in 1987, producing copper concentrate that is piped to Kiunga,

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OK TEDI MINING LIMITED

2020-5-13  Ok Tedi Mining Limited (OTML, or the Company) is a proudly 100% owned Papua New Guinea (PNG) company operating in a remote area of WesternProvince. The company has been mining copper, gold and silver at MtFubilanopenpit operations for over 36 years. Image (right): Florentina Masi, Luke Cerny and Jamies Ehava,

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History of the Ok Tedi porphyry copper prospect, Papua

The Ok Tedi porphyry copper-gold deposit in western Papua New Guinea was discovered and tested by a subsidiary of Kennecott Copper Corporation in 1968-1971. Exploration lapsed in 1972-1975 while Kennecott and the government of Papua New Guinea sought agreement on terms which would apply to any future mining operation.

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Part Three Resources and Technology

1996-11-20  production is a result of copper mining.4 The Bou-gainvillea and Ok Tedi deposits in Papua New Guinea, Ertsberg in Indonesia, and some Philip-pine deposits all have an unusually high gold con-tent, but without any molybdenum. The strata-bound deposits in Central Africa commonly have cobalt as a byproduct, with the

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Chapter 9 Biogeochemistry of Copper in the Fly River ...

2008-1-1  During the 1990s, the ores being processed at the Ok Tedi mine were dominated by copper sulfide minerals such as chalcopyrite with lesser quantities of chalcocite, digenite, covellite, and bornite. In addition, there was some oxide mineralization containing copper oxide minerals such as malachite, cuprite, and azurite.

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Process mineralogy of fluorosilicate minerals in ok tedi ...

2001-12-1  The impact of fluorine in copper flotation was relatively unknown until the introduction of skarn ores in the Ok Tedi concentrator. Fluorine in the copper concentrates reports to the gas phase during the smelting stage and forms a corrosive H 2 SO 4-HCl-HF acid brine mixture which must be neutralised.. This work was aimed at studying the mineralogy of the fluorosilicate minerals contained in ...

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Timescale of Forming a Giant Porphyry Copper-Gold

2008-10-13  The Cu resource of Ok Tedi is 8.51 Mt Cu and the estimated overall Cu:S ratio of the ore is 1:5 to 1:8, based on mineralogy and blasthole data (OTML, 2007). This implies that 42 - 68 Mt S was deposited in the Ok Tedi area (before mining), yielding an S flux of ~93 - 151 Mt/Myr. Andesitic

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Ok Tedi Mining Limited – Papua New Guinea

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 Tabubil, Western Province, PNG. We also have a representative office in Port Moresby, PNG and a logistics facility in Brisbane, Australia.

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OK TEDI MINE - WRI

2018-9-21  Ok Tedi Mine: Some Facts and Figures Operating Life: 1984–2010. 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

Get Price

History of the Ok Tedi porphyry copper prospect, Papua

The Ok Tedi porphyry copper-gold deposit in western Papua New Guinea was discovered and tested by a subsidiary of Kennecott Copper Corporation in 1968-1971. Exploration lapsed in 1972-1975 while Kennecott and the government of Papua New Guinea sought agreement on terms which would apply to any future mining operation.

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Beginnings of Ok Tedi - Post Courier

2021-2-16  Ok Tedi Mining Limited’s Shareholders are Australia’s major steel producer BHP, through its subsidiary Dampier Mining Co, 30 per cent; Standard Oil of Indiana, through Amoco Minerals Co, 30 percent; Metallgesellschaft Ag, 20 per cent. Three stages have been planned for Ok Tedi, at an estimated total cost of K940, 869,942.

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Part Three Resources and Technology

1996-11-20  production is a result of copper mining.4 The Bou-gainvillea and Ok Tedi deposits in Papua New Guinea, Ertsberg in Indonesia, and some Philip-pine deposits all have an unusually high gold con-tent, but without any molybdenum. The strata-bound deposits in Central Africa commonly have cobalt as a byproduct, with the

Get Price

Process mineralogy of fluorosilicate minerals in ok tedi ...

2001-12-1  The impact of fluorine in copper flotation was relatively unknown until the introduction of skarn ores in the Ok Tedi concentrator. Fluorine in the copper concentrates reports to the gas phase during the smelting stage and forms a corrosive H 2 SO 4-HCl-HF acid brine mixture which must be neutralised.. This work was aimed at studying the mineralogy of the fluorosilicate minerals contained in ...

Get Price

Timescale of Forming a Giant Porphyry Copper-Gold

2008-10-13  The Cu resource of Ok Tedi is 8.51 Mt Cu and the estimated overall Cu:S ratio of the ore is 1:5 to 1:8, based on mineralogy and blasthole data (OTML, 2007). This implies that 42 - 68 Mt S was deposited in the Ok Tedi area (before mining), yielding an S flux of ~93 - 151 Mt/Myr. Andesitic

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Identifying Potential Mineralisation Targets Through ...

2019-3-22  Mineral Resources Authority GPX Surveys Ltd Mineral Resources Authority P.O. Box 1906 P.O. Box 808 P.O. Box 1906 ... the huge Ok Tedi porphyry copper-gold mine on the south-western ... corridor suggest a geological which probably has a good mixture of the three main radioelements, given that it is more lighter in colour composition.

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Copper Mining Extraction Process Flow Chart

2015-8-26  Copper Mining Extraction Process Flow Chart. This flowchart made of machinery icons explains or expresses in simple but clear terms the step of the Copper Mining and Copper Extraction Process. Starting from either open-pit or underground mining and using a different relevant treatment method for oxide or sulphide copper mineral

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RANKED: World's top copper mines - MINING.COM

2019-7-2  Rudna — one of KGHM’s three mining areas — is one of the deepest copper ore mines in the world. The other two mining areas are Lubin and Polkowice-Sierszowice. 10.

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Major Mines Projects Ok Tedi (Mt. Fubilan) Mine

Breccia pipe / Stockwork. Summary: 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. Mt Fubilan is a rich coppergold-silver deposit with several phases of mineralisation centred on two intrusions, known as the Fubilan monzonite porphyry, located ...

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OK TEDI MINE - WRI

2018-9-21  Ok Tedi Mine: Some Facts and Figures Operating Life: 1984–2010. 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

Get Price

Beginnings of Ok Tedi - Post Courier

2021-2-16  Ok Tedi Mining Limited’s Shareholders are Australia’s major steel producer BHP, through its subsidiary Dampier Mining Co, 30 per cent; Standard Oil of Indiana, through Amoco Minerals Co, 30 percent; Metallgesellschaft Ag, 20 per cent. Three stages have been planned for Ok Tedi, at an estimated total cost of K940, 869,942.

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Ok Tedi, Papua New Guinea WWF

2021-8-30  The mine is located on Mt. Fubilan, in the headwaters of the Ok Tedi River, as a joint ownership between Broken Hill Proprietary Company (BHP) (52%), the Papua New Guinea state (30%) and Canadian miner Inmet (18%). 1 Having originally opened for gold extraction in 1984, the operation diversified into copper production 3 years later. Gold production ceased in 1988.

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The Ok Tedi Copper Mine case.pdf - The Ok Tedi Copper

The Ok Tedi Copper Mine Case Overview Paul Anderson is the CEO of a global mining company built in 1885 named Broken Hill Proprietary Company Limited (BHP). Founded in Australia, the company had grown into a global leader in its three major operating businesses: minerals, petroleum, and steel. After a year and a half, Paul was confronted with ongoing environmental issues related to the Ok Tedi ...

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The Mineral Resources of Papua New Guinea

The country currently operates three world class, open pit mines - Ok Tedi, Porgera and Lihir, and two medium-scale underground operations at Tolukuma and Kainantu (Fig. 1). They are all gold-silver mines except Ok Tedi, which produces copper-gold as a concentrate. The five projects are all situated in very isolated areas - Porgera,

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Chapter 9 Biogeochemistry of Copper in the Fly River ...

2008-1-1  Since mining of the Mount Fubilan porphyry copper–gold ore body by Ok Tedi Mining Limited (OTML) began in 1984, the Ok Tedi/Fly River system has received high loads of mine-derived sediments enriched in particulate copper.The potential release of copper from these sediments and its toxicity to aquatic organisms in the river system was an obvious concern to mine management.

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Trace element remobilization at the Ok Tedi porphyry Cu

2008-12-10  ABSTRACT: The Ok Tedi Complex hosts a world-class porphyry copper-gold deposit. Samples from the Ok Tedi Complex and the neighbouring Mount Ian Complex were analyzed for major and trace elements using XRF and HR-ICP-MS, and the isotopic composition of S in sulphides was ana-lyzed by Elemental Analyzer.

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GRADE DISTRIBUTION OF THE GIANT OK TEDI Cu-Au

The Ok Tedi porphyry Cu-Au deposit in Papua New Guinea is a world-class mineral deposit. In its pre-mining stage, it contained 5.5 Mt Cu and 18.1 Moz Au; skarn accounts for ~80% of the current 1.9 Mt Cu and 7.7 Moz Au in total resources.

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Timescale of Forming a Giant Porphyry Copper-Gold

2008-10-13  The Cu resource of Ok Tedi is 8.51 Mt Cu and the estimated overall Cu:S ratio of the ore is 1:5 to 1:8, based on mineralogy and blasthole data (OTML, 2007). This implies that 42 - 68 Mt S was deposited in the Ok Tedi area (before mining), yielding an S flux of ~93 - 151 Mt/Myr. Andesitic

Get Price