stripping ratio gold mining

stripping ratio gold mining

  • Detour Gold Corporation Detour Gold Provides Updated Life of

    Mar 22, 2017 Accommodates for the timing of a federal review process for permitting (if required) Annual mining rate increase to 125 Mt with additional mine equipment Annual plant throughput maintained at 23 Mt starting in 2021 Nearterm increase in strip ratio with 201920 average annual gold production below 

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  • High Grading The Impliions Of Turning Ore To Waste Kitco

    Aug 16, 2013 Also, we have added a strip ratio glossary to the GeoInsights tab of our Exploration Insights website that is worth studying in detail here. This is important information because as (if) metal prices (gold, in particular) decrease it is becoming apparent that the majority of mining companies cannot make money 

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  • Cline Mining Corporation • Projects • Mining Terms

    Augur (or Punch) Mining A form of unmanned underground mining offering minimal capital cost and relatively short start up periods. Large augers or remotecontrolled mine equipment bore into coal seams from roadways established on the floor of surface exposures. Bank Cubic Metres (BCM) The volume of waste rock 

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  • Lecture 10 Mineral Resources and Mining s.ppt

    Native Ores: Gold Au, Copper Cu, Platinum Pt Base Metal Ores: Bauxite (mostly Gibbsite Al(OH)3), Hematite Fe2O3, Magnetite Fe3O4 Sulfide Ores: Silver as Argentite Ag2S, Copper as Bornite . Economics of strip mining depend on stripping ratio Large land area can be involved, especially for coal and bauxite.

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  • Surface Mining ResearchGate

    Feb 2, 2016 vii) Strip Ratio (SR). 1.8) Openpit mining sequence. 1.9) Various openpit and orebody configurations. We will explore all of the above in Topic 6. Prof. Dr. H.Z. .. Open Pit (Sunrise Dam Gold Mine, The strip ratio is the ratio of the number of tons of waste that must moved for one ton of ore to be mined.

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  • Karlawinda Gold Capricorn Metals

    21 million tonnes @ 1.06g/t Au for 713,000 ounces of gold. The Ore Reserve is contained within a detailed, staged open pit design with a stage one stripping ratio of 2.9:1 and a life of mine (LOM) stripping ratio of 4.7:1. The stage one pit shells contain predominantly laterite and oxide mineralisation. Figure 2: Bibra Deposit, 

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  • Stripping ratio Wikipedia

    In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of ore. For example, a 3:1 stripping ratio means that mining one tonne of ore will require mining three tonnes of waste rock. Stripping ratios are typically reduced to 

    >>Details
  • Determining Stripping Ratio Basic Mining Techniques

    Apr 4, 2016 Stripping ratio simply refers to the amount of waste handled in order to recover certain amount of ore.

    >>Details
  • Karlawinda Gold Capricorn Metals

    21 million tonnes @ 1.06g/t Au for 713,000 ounces of gold. The Ore Reserve is contained within a detailed, staged open pit design with a stage one stripping ratio of 2.9:1 and a life of mine (LOM) stripping ratio of 4.7:1. The stage one pit shells contain predominantly laterite and oxide mineralisation. Figure 2: Bibra Deposit, 

    >>Details
  • Surface Mining ResearchGate

    Feb 2, 2016 vii) Strip Ratio (SR). 1.8) Openpit mining sequence. 1.9) Various openpit and orebody configurations. We will explore all of the above in Topic 6. Prof. Dr. H.Z. .. Open Pit (Sunrise Dam Gold Mine, The strip ratio is the ratio of the number of tons of waste that must moved for one ton of ore to be mined.

    >>Details
  • Stripping Ratios: What are They and Why are They Important? INN

    23 hours ago Ioannou gave some examples of mines with good strip ratios, including Lundin Mining's (TSX:LUN) Candelaria coppergoldsilver mine in Chile at 2.8:1 and Copper Mountain Mining's (TSX:CMMC) copper mine in BC at 2:1. Detour Gold's (TSX:DGC) Detour Lake gold mine in Ontario has a strip ratio of 

    >>Details
  • Determining Stripping Ratio Basic Mining Techniques

    Apr 4, 2016 Stripping ratio simply refers to the amount of waste handled in order to recover certain amount of ore.

    >>Details
  • Stripping ratio mining Britannica

    Stripping ratio: calculated with the aid of stripping ratios, which represent the amount of waste material that must be removed to extract a given amount of coal. Stripping ratios can also consider the selling price of coal, and a certain minimum profit can be added to the total cost of producing and

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  • economic assessment and mine production optimization of ETDA

    pit gold mining project named "Coriorcco Gold", including a project description, an explanation of the main operational parameters, and an economic evaluation of the project. In the economic evaluation, variables as the breakeven cutoff grade (BCOG), stripping ratio and optimal cutoff grade (OCOG) will be considered in 

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  • High Grading The Impliions Of Turning Ore To Waste Kitco

    Aug 16, 2013 Also, we have added a strip ratio glossary to the GeoInsights tab of our Exploration Insights website that is worth studying in detail here. This is important information because as (if) metal prices (gold, in particular) decrease it is becoming apparent that the majority of mining companies cannot make money 

    >>Details
  • 1 4 Stripping Ratio Ratio Surface Mining Scribd

    After going through this lecture you will be able to 1. list and define stripping ratios (K, C) 2.calculate various stripping ratios for given

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  • Strip ratio:Waste:Ore 1.23/1 smedg

    Resource: 645,752,000 mt @ 2.19 g/t (some say 900 mt). Ounces Au.: 45.5 to 62.2 million. Waste: 794 million t. Strip ratio: Waste:Ore 1.23/1. Production rate: 29 million tpa for 1.9 million ozs. pa have gone on to claim anywhere from 70 to 200 million ozs of gold may be present at Busang, and the. Indonesian glitterati and 

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  • Stripping ratio mining Britannica

    Stripping ratio: calculated with the aid of stripping ratios, which represent the amount of waste material that must be removed to extract a given amount of coal. Stripping ratios can also consider the selling price of coal, and a certain minimum profit can be added to the total cost of producing and

    >>Details
  • Mining Basics The Critical Investor

    Part 1: Useful sources to start withAs I am no geologist, mining engineer, mining company executive, etc, it seemed useful to refer to other, far more capable sources to get a solid, basic understanding of mining. The website of one of the largest gold miners, Newmont, does an excellent job in explaining the basics of the 

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  • Stripping ratio and pit limit Basic Mining Techniques

    Jul 26, 2017 Stripping ratio is expressed broadly as the ratio of waste to ore. It's simply calculating how much waste has to be removed to expose how much of ore to be mined. Stripping ratio determines where the pit limit will be.

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  • 1 4 Stripping Ratio Ratio Surface Mining Scribd

    After going through this lecture you will be able to 1. list and define stripping ratios (K, C) 2.calculate various stripping ratios for given

    >>Details
  • How to Evaluate a Gold Deposit Comparing Two Deposits

    Oct 12, 2011 We will therefore put gold recovery at 75%. From the available information (basically photos) it appears the strip ratio could be quite low (at least initially) consequently, we will use 0.5 to 1. Mining, processing, and G&A costs should be close to those of Deposit #1: $2.66 per tonne mined, equating to $4 per 

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  • Low cost operating gold mine Mine Engineer.Com provides mining

    Mine Description The Pierina Mine is a conventional open pit truckandshovel operation in which ore and waste are being mined in 30foot benches. The Mine employs satellite tracking of haul trucks to ensure proper routing of material. The lifeofmine strip ratio is 1.3:1 (waste:ore) and it is anticipated mining will reach the 

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  • B2Gold Precious Metals Exploration Company 2013

    Jan 10, 2013 The Otjikoto gold project is loed approximately 300 kilometres north of Windhoek, the capital of Namibia, and is owned 92% by B2Gold and 8% by EVI Total Waste, Tonnes, 164,266,045. Stripping Ratio, Waste / Ore, 5.59. Ore Grade, g/t, 1.42. Gold Content, Ounces, 1,341,292. Gold Produced, Ounces 

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  • Stripping Ratios: What are They and Why are They Important? INN

    23 hours ago Ioannou gave some examples of mines with good strip ratios, including Lundin Mining's (TSX:LUN) Candelaria coppergoldsilver mine in Chile at 2.8:1 and Copper Mountain Mining's (TSX:CMMC) copper mine in BC at 2:1. Detour Gold's (TSX:DGC) Detour Lake gold mine in Ontario has a strip ratio of 

    >>Details
  • Stripping ratio Wikipedia

    In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of ore. For example, a 3:1 stripping ratio means that mining one tonne of ore will require mining three tonnes of waste rock. Stripping ratios are typically reduced to 

    >>Details
  • Stripping Ratios, Pit Limits & Cutoff Grade Optimization

    CHAPTER 8 Stripping Ratios, Pit Limits & Cutoff Grade Optimization Dr. Teuku Andika R Putra USM 2014 Stripping Ratios The stripping ratio (SR) refers to the amount of waste that must be removed for a given quantity of ore in open pit mining. It is most commonly expressed as: Waste (tons) SR = Ore (tons) A wide variety of 

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  • Cost Models of Theoretical Mining Operations CostMine

    Mine Type: Surface Mine. Stripping Ratio: 1:1. Ore Production: 5,000 tonnes per day. Waste Production: 5,000 tonnes per day. Haul Distance Ore, meters, 1,532. Haul Distance Waste, meters, 1,310. Total Resource, tonnes, 18,720,000. Hours per shift, 10. Shifts per day, 2. Days per year, 312. Bench height Ore, meters 

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