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open cast surface mining ppt

  • open caste mining ppt - machinetraining.co.za

    PlotMaker Mining Methods Blackout day presentation - 5 th December 2008 VENKAT M. Team Lead – Minex, INDIA Issues Facing the mining industry. Pollution from tailings ponds Once minerals are mined, they are taken to a smelting factory in order to be separated into its ...


    Chuquicamata mine began open pit mining in the year 1915 and at the end of the year 2005 it had mined out about 2.6 billion tons of copper ore with a mean grade of 1.53%, reaching a pit depth of 850 m.

  • Surface mining - SlideShare

    SURFACE MINING • Surface mining is done by removing (stripping) surface vegetation, dirt, and, if necessary, layers of bedrock in order to reach buried ore deposits (or) surface mining is the process of extraction of minerals by removal of overburden . • Overburden is the rock or waste material which is lying on the mineral to be owned . • Surface mining is also know as , Open pit, Open ...

  • Open Cast Mining Advantages - 911metallurgist.com

    Open Cast Mining Advantages In the previous topic, we saw which are some of the advantages that can make the surface open pit mining methods superior method compared to the underground mining. However, underground mining has its own advantages.

  • mining machines slideshare - picoproductions.co.za

    PPT on Surface Miners which is related to open cast mining equipment. surface miners SlideShare. Aug 3, 2014 . PPT on Surface Miners which is related to open cast mining equipment. Contact US Mining machinary nit rourkela SlideShare. Apr 9, 2013 . Devidas S. Nimaje Assistant ProfessorDepartment of Mining . and are flexible e. g. ropes used for winding,haulage coal cutting …


    1 INTRODUCTION TO MINING 1.1 MINING’S CONTRIBUTION TO CIVILIZATION Mining may well have been the second of humankind’s earliest endeavors— granted that agriculture was the first.

  • Open pit mining: - Mine Engineer.Com

    The definition of a open pit mine is "an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mine’s life." To expose and mine the ore, it is generally necessary to excavate and relocate large quantities of waste rock. The main objective in any commercial mining operation is the exploitation of the ...

  • Open Cast Mining - YouTube

    2015-10-02· This is a very basic idea of how the Open Pit Mining process takes place. This was a very new mine when the footage was shot, and using very small machines.

  • Analysis of Safety Aspects And Mining Practices For ...

    Analysis of Safety Aspects And Mining Practices For Effective Ground Control in Surface Mining Suresh K. Bhatt, Mining Engineer Christopher Mark, Supervisory physical scientist

  • PPT – Open-Pit Mining PowerPoint presentation | free to ...

    Open-Pit Mining By Tony Paisana Description Open-pit mining is surface mining in which huge portions of earth are dug from the surface to extract the desired mineral ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 3b008b-MWZjM

  • Surface Mining Transportation Systems

    Area Mining is also called as “Open Cast Mining” or “Furrow Mining.” This mining This mining method is applied at many bituminous coal, lignite, and oilsand mines and has the

  • Open Pit Mining Techniques|Surface Mines|Rock or Mineral ...

    Open-pit Mining Open-pit mining, also known as opencast mining, open-cut mining, and strip mining, means a process of digging out rock or minerals from the earth by their elimination from an open pit or borrow.

  • Underground v.s. Surface Coal Mines: Is Deep Drilling ...

    Surface mining Opencast mining, otherwise known as surface mining consist of three different techniques: strip mining, open-pit mining, and mountain top blasting. In general, the three processes include breaking up soil and rocks via explosives and then removing debris until coal seams are exposed.

  • What is open-cast mining? - Quora

    Open cast = Open pit. Literally, you dig a big pit from the surface, downwards, and extract rock that contains the mineral you are chasing. If you google “open cast mining” in Google Image you will see lots of big holes in the ground.

  • gold mining open cast processes - christoartfair.nl

    Placer mining / p l 230; s r / is the mining of stream bed deposits for minerals.This may be done by open pit (also called open cast mining) or by various surface excavating equipment or tunnelling equipment.. Placer mining is frequently used for precious metal deposits (particularly gold) and gemstones, both of which are often


    1.1 PHASES OF A MINING PROJECT There are different phases of a mining project, ... Open-pit mining Open-pit mining is a type of strip mining in which the ore deposit extends very deep in the ground, necessitating the removal of layer upon layer of overburden and ore. In many cases, logging of trees and clear-cutting or burning of vegetation above the ore deposit may precede removal …

  • opencast coal mining by shovel dumper and dragline ppt ...

    Surface or opencast coal mining: – Coal, Petroleum and other … Feb 20, 2008 · A list of major opencast mining machineries employed for coal and … surface mining . A dragline bucket … a Shovel .

  • case study of open cast mining in india ppt - icse.co.in

    Money: Cryptocurrencies not Legal Tender in India; What is ... Sachin Tripathi. since for recieving the cryptocurrency the sender as well as the reciever both must have the bitcoin address which as in a virtual address, having which they can transact the exchangings and hence option 2 can not be wrong.

  • (PDF) Mining Methods: Part I-Surface mining - ResearchGate

    Mining Methods, Surface mining Large alluvial deposits are mined by floating washing plants capable of excavating the gravel, processing it in the washing pl ant,

  • Open-pit mining - Wikipedia

    Open-pit, open-cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow Description. This section does not cite any sources. Please help improve this section by ...

  • OPENCAST MINING | meaning in the Cambridge English Dictionary

    › the activity of taking minerals, especially coal, from the surface of the ground rather than from passages dug under it: The demand is for compensation for damage done to the land by opencast mining .

  • Basics of open pit mining - YouTube

    2016-07-10· Basics of open pit mining ... Informative presentation you came across to know about Open Pit mining. Open Pit mining MINING Methods Hydraulic Gassification Opencast mining Open cut Mining Surface ...

  • PowerPoint Presentation

    Surface mining. 4 Main Types of Surface Mining. Strip Mining. Removal of large strips of overlying rock and soil to reveal coal. Open-Pit Mining. Removal of rock and soil creating a vast pit where coal can be extracted.

  • Surface Mining Methods and Equipment

    CIVIL ENGINEERING – Vol. II - Surface Mining Methods and Equipment - J. Yamatomi and S. Okubo ... Keywords: Mining method, surface mining, open pit mining, open cast mining, placer mining, solution mining, leaching, stripping rati o, mining machinery, excavation, cutting, grading, loading, ditching Contents 1. Surface Mining Methods 1.1.Classification of Surface Mining Methods 1.2. Open …

  • What are the negative effects of open-cast mining? - Quora

    The most important negative impact of open cast mining is changed land use. Lot of area is affected while undertaking mining by opencast method and thus land degradation takes place.

  • Basics of openpit mining - SlideShare

    SURFACE MINING• Based on System of Mining – Continuous & Discontinuous• Based on Mechansiation – Manual & Mechanised• Based on method and nature of mining: 1. Open-pit: Reclamation after completion 2. Open-Cast: Reclamation during mining 3. Quarries: stone, crushed rock, sand, gravel 4. Strip Mining: removing surface coal in strips up to 50 m wide x 1 Km long 5. Placer Mining …