Burton Coal Mine, Queensland, Australia

Burton located Queensland's Bowen Basin 150km south-west coastal Mackay. produced its coal November 1996. open-pit operation Burton production capacity around 4.5Mt/y 80% its output being high-quality coking coal export market. Annual production 3three million tons.

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Portman Limited awarded Australian construction engineering firm Thiess design construct operate contract January 1996. financing arrangement Thiess secured 5% equity stake venture.

In 2004 Germany’s RAG sold its holding Burton US-based coal company Peabody Energy its Goonyella underground mine Queensland its Twentymile mine Colorado USA total $421m.

Mine operator Theiss employs 255 full-time staff 215 contractors.Peabody Energy Corporation largest private-sector coal company world. 2006 sold 247 million tons coal.

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The company's coal fuels approximately 10% electricity generated 3% electricity generated throughout world. 31 December 2006 company 10.2 billion tons proven probable coal reserves industry’s largest.

Geology reserves

Burton's resources hosted Permian Rangal Coal Measures. Leichhardt Vermont coal seams coalesce 11m-thick Burton seam Burton Rider seam developed immediately its central part. coal measures dip 8–32° towards east.

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Mineable in-situ reserves 54.6Mt depth 80m 65.8Mt depth 100m. deposit contains opencut underground coal resources. Opencut coal resources Burton seam occur along 16km strike length adequate support 12-year mine life least underground resources. company controls adjacent Plumtree Kerlong resources not exploited.

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Coal quality

Burton boasts produces high-quality coking coal lowest sulphur content Australian coking coal. claims lowest ash contents. mine provide semi-soft either coking blend component pulverised coal injection. Burton thermal coal low-sulphur low-nitrogen high-energy ash fusion temperatures easily pulverised.

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Mining method

In 1998 Burton pit deepened 30m 110m. Extra infrastructure cater pit expansion included 400tph coal processing module truck receival skyline stockpiling facility Mallawa expansion village accommodation mine site facilities.

"The mine extends operating pits Burton Wallanbah south."

The mine extends operating pits Burton Wallanbah south covering distance approximately 28km. depth coal Burton Ellensfield Wallanbah pits currently 100m 120m 90m respectively.

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The operation not continuous Ellensfield Wallanbah pits 2km 15km apart. October 2004 project added Plumtree open-cut operations.

Thiess provides services Burton.

Coal preparation

All run-of-mine coal cleaned transport rail Dalrymple Bay export. Raw coal crushed –50mm prime coking coal recovered using dense medium cyclones. Middlings circuit re-treated thermal coal. Variable amounts coking coal diverted into thermal coal enhance it needed.

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Fine raw coal handled spirals Jameson flotation cells further prime coking coal. products dewatered centrifuges belt filter being recombined into coking thermal products.

Exports

The clean coal loaded bins washery into 180t-capacity triple-trailer trains hauled 35km along specially constructed haulroad Mallawa siding Queensland Railways. system capacity haul 8,000t/d. automated loading system coal preparation loading bins allows remote operation loading gates vehicle operator.

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At Mallawa coal side-dumped trucks adjacent respective stockpiles minimise requirement bulldozing. Caterpillar D11N bulldozer fitted coal blade used push dumped coal stockpiles. reclaim coal rail hauled 170km 7,500t-capacity trains Dalrymple Bay. Dalrymple Bay facility current nominal capacity 33Mt/y having recently expanded.

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The coal sold mainly steel producers throughout Asia Europe America.

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