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  • Cadia East Underground Gold and Copper Mine, New

    The Cadia Hill gold-copper porphyry deposit was discovered by Newcrest Mining Limited in 1992. The Cadia East Underground gold and copper mine is the first Australian panel cave and the country’s largest underground mine, with significant ore reserves and a projected lifespan of more than 30 years.

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  • About Cadia Valley Operations

    About. Cadia Valley Operations (Cadia) is home to Australia’s largest underground gold mine and one of the largest gold and copper deposits in the world. Cadia is 100% owned by Newcrest Mining Limited. Located 25 kilometres south-west of Orange in central western New South Wales, Australia. Operations include the underground mine (Cadia East ...

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  • Cadia Hill Mine (Cadia East Open Cut Mine), Cadia Valley ...

    Cadia Hill Mine (Cadia East Open Cut Mine), Cadia Valley operations (Cadia-Ridgeway Cu-Au deposit), Cadia, Bathurst Co., New South Wales, Australia : A large, low-grade open-cut gold and copper mine. Located about 20 kilometres south of Orange, and adjacent to the high-grade Ridgeway underground mine. Owned by Newcrest Mining Ltd.

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  • Published Investigation Report

    2011-11-30 · the Cadia Hill orebody, within the Cadia mineralised corridor. The deposit is a porphyry zone of gold‐copper mineralisation extending up to 2.5 kilometres east of Cadia Hill. The system is up to 600 metres wide and extends to 1.9 kilometres below the surface.

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  • Geophysics and the discovery of the Cadia gold-copper

    2019-3-22 · The Cadia gold copper system in Central West NSW is a world class gold copper porphyry system, of late Ordovician to early Silurian age (435-445 Ma). Pre-mining resources totalled 15 Moz Au and 1.9 Mt Cu. Significant known mineralisation in the system includes Cadia Hill, Cadia-Ridgeway, Cadia East, Cadia Far East, Cadia Quarry, and the

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  • Porphyry gold–copper mineralisation in the Cadia district ...

    The Cadia porphyry gold–copper district is the largest hydrothermal, intrusion-related gold deposit in eastern Australia. Discovered in 1992 by Newcrest Mining Limited, pre-mine resources in the district were in excess of 585 t Au and 2.35 Mt Cu. The Cadia district lies within shoshonitic subaqueous volcanic rocks of the Late Ordovician Molong Volcanic Belt in the eastern Lachlan Fold Belt ...

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  • Design of the 40 foot SAG Mill Installed at the Cadia

    5Newcrest Mining Ltd Cadia Hill Gold Mine, Australia grinding mills, recycle crushing and ancillaries (i.e. lime addition, ball ABSTRACT addition) cost A$8.8 million for a total of A$21 million. The design of the 40-foot diameter SAG mill installed at the Cadia Gold Mine, New South Wales Australia, followed after two years of extensive

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  • Site Map - Cadia Valley

    Cadia Valley Operations is owned by Newcrest Mining Limited and is one of the largets gold mining operations in Australia. Operations include two underground mines and an ore processing facility.

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  • The geology, genesis and exploration context of the

    2014-11-18 · Cadia Hill. 107 4.19. Early stage sodic alteration and related vein stages, Cadia Quarry - Cadia Hill 111 4.20. Composition of feldspar phenocrysts from the Cadia Quarry and Cadia Hill quartz monzonite porphyry. 110 4.21. Early stage potassic alteration and related vein stages, Cadia Quarry - Cadia Hill 114 4.22.

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  • Cadia Hill Gold Mine - One Year Down the Track

    The Cadia Hill Gold Mine, located near Orange in Central Western New South Wales, is owned and operated by Cadia Holdings Pty Ltd, a wholly owned subsidiary of Newcrest Mining Limited. Construction including pre-strip mining occurred from 1996 to 1998. The mine was officially opened in October 1998 following commissioning of the concentrator and mine fleet in June of

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  • Cadia Hill Gold Mine: Orange Mining Companies –

    Cadia Hill Gold Mine. Address: Cadia Mines, Orange, NSW, 2800 Phone number: (02) 6392.... Be the first to review this business. Driving Directions; Bookmark; Business Info. Categories. Mining Companies; Click To View Location. Recommend This Business. The review system is a way for customers of this business to easily share their opinion. By ...

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  • DISCOVERY OF THE CADIA RIDGEWAY GOLD-COPPER

    The Ridgeway deposit lies 500m below the surface, 3 kms north-west of the Cadia Hill open cut mine, and was discovered in November 1996. It is notably rich in Au with an inferred and indicated resource of 44 Mt at 2.6 g/t Au and 0.82% Cu,

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  • Gold and Copper mining ventures 1904-1908 - Newcrest ...

    In 1906 the Cadia Hill Gold-mining Company erected a cyanide treatment plant for gold, but the project failed by 1908. The Cadia Copper Mining and Smelting Syndicate had better success with copper as well as gold. The mine proceeded to expose large bodies of copper ores at West Cadia under the Iron Duke and by 1907 was employing 190 men.

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  • Store and release cover performance at Cadia Hill gold ...

    Abstract: The rehabilitation of waste rock dumps to minimise potential contamination is site specific; being a function, among other factors, of the rock types, the dumping and storage method employed, and the climatic setting.

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  • Porphyry gold–copper mineralisation in the Cadia district ...

    The Cadia porphyry gold–copper district is the largest hydrothermal, intrusion-related gold deposit in eastern Australia. Discovered in 1992 by Newcrest Mining Limited, pre-mine resources in the district were in excess of 585 t Au and 2.35 Mt Cu. The Cadia district lies within shoshonitic subaqueous volcanic rocks of the Late Ordovician Molong Volcanic Belt in the eastern Lachlan

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  • Report Cadia Progress 2002 - Newcrest Mining Limited

    2015-6-2 · archaeological investigations, Cadia Hill Gold Mine and the Ridgeway Project, Cadia, NSW. 1996-2000. Cadia Holdings Pty Limited. The archaeological remains of historical mining and settlement at Cadia were the subject of a conservation plan in 1995, as part of the Environmental Impact Statement.1

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  • Newcrest Mining Ltd | Minitab

    2021-9-28 · Newcrest Mining Limited is one of the world’s top 10 gold mining companies and Australia’s largest gold producer. Newcrest’s Cadia Hill mine, the second-largest open pit gold-copper mine in Australia, produces approximately 300,000 ounces of gold annually. But its low-grade ore requires costly bulk mining and treatment techniques.

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  • The geology, genesis and exploration context of the

    2014-11-18 · Cadia Hill. 107 4.19. Early stage sodic alteration and related vein stages, Cadia Quarry - Cadia Hill 111 4.20. Composition of feldspar phenocrysts from the Cadia Quarry and Cadia Hill quartz monzonite porphyry. 110 4.21. Early stage potassic alteration and related vein stages, Cadia Quarry - Cadia Hill 114 4.22.

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  • DRILLING FOR A TIER 1 GOLD-COPPER DISCOVERY

    2021-3-3 · – Au-Cu Porphyry Cluster / Cadia East Mine (Newcrest) Northparkes District – Cu-Au Porphyry Cluster / E48 / E26 Mines (CMOC/Sumitomo) Cowal Gold Mine / Corridor – Epithermal Au + Porphyry Cluster (Evolution) Tomingley Gold Mine / Corridor – Orogenic Au (Alkane) DRILLING ALONG STRIKE FROM AUSTRALIA’S LARGEST GOLD ... ROSE HILL COPPER ...

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