Ridgeway Deeps Mine crushing caving Pdf

  • (PDF) Investigating Block Caving Geomechanics Using

    The back analysis of Newcrest Mining Limited’s Ridgeway Deeps operation using the BCMSV enabled the phenomenon of pulses in the rate of seismic activity to be identified in the active region of

  • Dyno Nobel Improves Blasting Practices At Ridgeway

    Ridgeway Gold Mine is an underground sublevel caving operation owned and managed by Newcrest Mining Ltd. The mine is located near Orange in NSW. Gold and copper ore are extracted using a mechanized fleet and delivered to the surface through an underground crushing and conveying system.

  • Key geotechnical knowledge and practical mine planning

    Cadia Valley Operations (Cadia) embarked on a path of cave mining in the early 2000s with the establishment of the Ridgeway sublevel cave. The success of that mine led to a significant expansion into block caving operations, first at Ridgeway Deeps, and then to

  • Author: David Cuello, Geoffrey Newcombe
  • Ridgeway Deeps Mine Block Caving Pdf comedy-planet.de

    Ridgeway Deeps Mine Block Caving Pdf . Ridgeway deeps mine block caving pdf milling is also known as grinding it is a material more refining process a sharp object works by concentrating forces which creates a high pressure due to the very . Click to view; Cadia East Ensuring At Least Another 30 Years Mining At

  • Fragmentation Prediction and Assessment at the Ridgeway

    Brunton, I, Lett, J L and Thornhill, T, 2016. Fragmentation prediction and assessment at the Ridgeway Deeps and Cadia East cave operations, in Proceedings Seventh International Conference and Exhibition on Mass Mining (MassMin 2016), pp 151–160 (The Australasian Institute of Mining

  • Developing the Ridgeway Deeps Project with an Operations

    Ridgeway Deeps is a block cave (BC) located down dip of the operating Ridgeway sublevel cave (SLC) mine. The BC is located approximately 210 m vertically below the lowest SLC level and approximately 1100 m below surface. Due to the mine layout containing a number of common pieces of key infrastructure the activities of both were interlinked.

  • Major Mines & Projects Ridgeway Mine

    Underground mining of the Ridgeway deposit commenced in 2002, with ore being supplied to the new 4 Mtpa Ridgeway concentrator adjacent to the Cadia concentrator. The upper portion of the Ridgeway deposit has been mined using sub-level caving (SLC).

  • Ridgeway Gold and Copper Mine, New South Wales Mining

    The project also involved construction of an additional secondary crushing and regrind circuit. The mine commenced full production from the block cave beneath the existing mine, Ridgeway Deeps will be producing about 1.6 million ounces (Moz) of gold and 0.21 million tons (Mt) of copper over the eight-year mine life. Geology and reserves

  • SEG Distinguished Lecture

    Evolution of Cave mining (Courtesy of Chitombo, 2011) Grizzly and slusher systems Weak rocks and shallow depths Contemporary caves Strong rocks at moderate depths Emergence of Super-caves Massive footprints Lower grades Deep deposits Panel caving 1898 First Block Cave Pewabic Mine (Iron Ore) 1970s &1980s 1980s to 2010 2010 -2020 Beyond Super-

  • Ridgeway gold mine Report Wood Mackenzie

    Ridgeway is an underground copper/gold mine which is located 3km north west of Newcrest's Cadia Hill open pit mine. The mine is undergoing a transition to block caving which will see production levels reach 6Mt/a ore by 2012.

  • Dyno Nobel Improves Blasting Practices At Ridgeway

    Ridgeway Gold Mine is an underground sublevel caving operation owned and managed by Newcrest Mining Ltd. The mine is located near Orange in NSW. Gold and copper ore are extracted using a mechanized fleet and delivered to the surface through an underground crushing and conveying system.

  • Parameters influencing full scale sublevel caving material

    Parameters influencing full scale sublevel caving material recovery at the Ridgeway gold mine I.D. Bruntona,b,, S.J. Fraserc, J.H. Hodgkinsonc, P.C. Stewartb a Newcrest Mining Limited, Cadia Valley Operations, Cadia Road, South Orange, 2800, Australia b The University of Queensland, W.H. Bryan Mining and Geology Research Centre, Brisbane, Australia c CSIRO Exploration and Mining,

  • Cited by: 26
  • Major Mines & Projects Ridgeway Mine

    Jun 10, 2019· Underground mining of the Ridgeway deposit commenced in 2002, with ore being supplied to the new 4 Mtpa Ridgeway concentrator adjacent to the Cadia concentrator. The upper portion of the Ridgeway deposit has been mined using sub-level caving (SLC).

  • NEWCREST Exploration edge

    Able to mine and process all types of Au and Au-Cu deposits Open pit Selective Underground Bulk technology gives us a deeper search space 2000 -2010 Ridgeway Sublevel Caving 2005 onwards Telfer Sublevel Caving 2009 -2016 Ridgeway Deeps Block Cave 2012 onwards CadiaEast Large caving operation Future Golpu Block Caves. Looking deeper opens

  • Block Caving Cu-Au Porphyry

    UBC introduced web based Cave Mining Forum. Cave Mining Cu-Au Porphyry. There are over 45 cave mining projects in various stages of studies and development around the world. Cave mining methods will be the underground method of choice in the future. It is only

  • Event Fatality in underground mine

    The mine . The Ridgeway Mine is a large underground gold and copper mine located in the Cadia Valley, about 25 km southwest of Orange, New South Wales. The mine is part of Cadia Valley Operations (CVO), one of Australia's largest gold mining operations and is owned by Newcrest Mining Limited. CVO comprises Cadia East and Ridgeway underground mines.

  • [PDF] Chuquicamata underground mine design: the

    The ore handling system layout plays a fundamental role in cave mining projects, not only because it is one of the main drivers in the production capacity and reliability of the mining system, but also because it is a fundamental variable in the footprint’s development time and cost (Paredes et al. 2016). In terms of ore handling system definition, the governing paradigm in Codelco’s

  • SEG Distinguished Lecture

    Evolution of Cave mining (Courtesy of Chitombo, 2011) Grizzly and slusher systems Weak rocks and shallow depths Contemporary caves Strong rocks at moderate depths Emergence of Super-caves Massive footprints Lower grades Deep deposits Panel caving 1898 First Block Cave Pewabic Mine (Iron Ore) 1970s &1980s 1980s to 2010 2010 -2020 Beyond Super-

  • Ridgeway gold mine Report Wood Mackenzie

    Ridgeway is an underground copper/gold mine which is located 3km north west of Newcrest's Cadia Hill open pit mine. The mine is undergoing a transition to block caving which will see production levels reach 6Mt/a ore by 2012.

  • Cadia East Ensuring at least another 30 years mining at

    • Australia’s largest underground mine and first application of Panel Caving mining Potentially >16Mtpa mining rate 2 x 350m lift’s Multiple caving fronts Ridgeway 5.6 Mtpa Cadia Hill Pit 16 Mtpa Cadia East Pit Cadia East Underground, Project Decline Ridgeway Deeps, Block Caving

  • block caving and primary crushing india

    2019/01/11· Block Caving Crushing Plant tremitiinbarca block caving and primary crushing Crusher Block Caving Method, Mining, This is a case of block caving, where you can find infomation about this method of specif min, this. Get Price. The Block Cave Mining Method UKEssays.

  • What makes Newcrest different Credit Suisse

    Ridgeway Deeps Block Cave ~A$7/t ore mined Cadia East Block Cave ~A$6/t ore mined 1 Historical ore reserve and mineral resource figures sourced from Newcrest annual reports from 2000 to 2016. 2 Total mining costs includes all underground mining, crushing, conveying to

  • Sublevel caving QueensMineDesignWiki

    Ore Body CharacteristicsAdvantagesDisadvantagesMine DevelopmentGround SupportProduction RateEquipmentMaterial HandlingSublevel Caving LayoutSublevel Caving Safety- A competent rock mass allows for more drilling and blasting within each stope. This provides good fragmentation and leaves the caving above very coarse. This results in blasted material finer than the cave, making distinction between ore and waste easier. • Steeply dipping orebody: Keeps the low grade waste further away from the current draw points, keeps dilution low. •Massive deposit: Need a large footprint to minimize dilutioSee more on minewiki.engineering.queensu.ca
  • Gravity flow of broken rock in sublevel caving (SLC

    1 SUBLEVEL CAVING (SLC) 1.1 Basic considerations Sublevel caving is a mass mining method based upon the utilization of gravity flow of blasted ore and caved waste rock (Kvapil, 1998). It relies on the principle that ore is fragmented by blasting while the overlying host rock fractures and caves under the action of mine induced stresses and

  • Dyno Nobel Improves Blasting Practices At Ridgeway

    Ridgeway Gold Mine is an underground sublevel caving operation owned and managed by Newcrest Mining Ltd. The mine is located near Orange in NSW. Gold and copper ore are extracted using a mechanized fleet and delivered to the surface through an underground crushing and conveying system.

  • NEWCREST Exploration edge

    Able to mine and process all types of Au and Au-Cu deposits Open pit Selective Underground Bulk technology gives us a deeper search space 2000 -2010 Ridgeway Sublevel Caving 2005 onwards Telfer Sublevel Caving 2009 -2016 Ridgeway Deeps Block Cave 2012 onwards CadiaEast Large caving operation Future Golpu Block Caves. Looking deeper opens

  • What makes Newcrest different Credit Suisse

    Ridgeway Deeps Block Cave ~A$7/t ore mined Cadia East Block Cave ~A$6/t ore mined 1 Historical ore reserve and mineral resource figures sourced from Newcrest annual reports from 2000 to 2016. 2 Total mining costs includes all underground mining, crushing, conveying to

  • Event Fatality in underground mine

    The mine . The Ridgeway Mine is a large underground gold and copper mine located in the Cadia Valley, about 25 km southwest of Orange, New South Wales. The mine is part of Cadia Valley Operations (CVO), one of Australia's largest gold mining operations and is owned by Newcrest Mining Limited. CVO comprises Cadia East and Ridgeway underground mines.

  • Gravity flow of broken rock in sublevel caving (SLC

    1 SUBLEVEL CAVING (SLC) 1.1 Basic considerations Sublevel caving is a mass mining method based upon the utilization of gravity flow of blasted ore and caved waste rock (Kvapil, 1998). It relies on the principle that ore is fragmented by blasting while the overlying host rock fractures and caves under the action of mine induced stresses and

  • [PDF] Chuquicamata underground mine design: the

    The ore handling system layout plays a fundamental role in cave mining projects, not only because it is one of the main drivers in the production capacity and reliability of the mining system, but also because it is a fundamental variable in the footprint’s development time and cost (Paredes et al. 2016). In terms of ore handling system definition, the governing paradigm in Codelco’s

  • Ridgeway gold mine Report Wood Mackenzie

    Ridgeway is an underground copper/gold mine which is located 3km north west of Newcrest's Cadia Hill open pit mine. The mine is undergoing a transition to block caving which will see production levels reach 6Mt/a ore by 2012.

  • A Fragmentation Modelling Framework for Underground Ring

    This paper discusses the development of a new fragmentation modelling framework for underground ring blasting applications. The approach is based on the back-analysis of geotechnical, blasting and fragmentation data gathered at the Ridgeway sub level caving (SLC) operation in conjunction with experiences from a number of surface blasting

  • Cadia East Ensuring at least another 30 years mining at

    • Australia’s largest underground mine and first application of Panel Caving mining Potentially >16Mtpa mining rate 2 x 350m lift’s Multiple caving fronts Ridgeway 5.6 Mtpa Cadia Hill Pit 16 Mtpa Cadia East Pit Cadia East Underground, Project Decline Ridgeway Deeps, Block Caving

  • Major Mines & Projects Cadia Valley Mine

    Cadia East deposit is a large underground mining operation using the panel caving method (Cadia East Project). The deposit is mined in a number of lifts each comprising multiple panels. Underground mining of the Ridgeway deposit commenced in 2002, with ore being supplied to the new 4 Mtpa Ridgeway concentrator adjacent to the Cadia concentrator.

  • Simplifying the Ore Handling System through the Use of

    May 09, 2016· The definition of an ore handling system and its consequent layout design is of crucial importance in cave mining projects. It not only represents the main driver in the production capacity and reliability of the mining system, it is also a fundamental variable in the footprint’s development time and cost.In recent decades, load-haul-dump (LHD) tramming distance optimisation through the

  • Environmental Assessment Cadia East Project

    Ridgeway, called Ridgeway Deeps, is currently under construction. The development and construction • underground mining of the Cadia East deposit using a panel caving mining method at a rate of up • development of underground crushing, handling and incline conveyor systems to transfer ore and

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  • Parameters influencing full scale sublevel caving material

    Jun 01, 2010· 1. Introduction. Sublevel caving (SLC) is a mass mining method based upon the utilisation of gravity flow of blasted ore and caved waste rock .The method functions on the principle that ore is fragmented by blasting, while the overlying host rock fractures and caves under the action of mine-induced stresses and gravity .The caved waste from the overlying rock mass fills the void created by