An introduction to cut-off grade estimation
An Introduction to Cut-off Grade Estimation examines one of the most important calculations in the mining industry. Cut-off grades are essential to determining the economic feasibility and mine life of a project. Increased cut-off grades can reduce political risks by ensuring higher financial return...
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Main Author: | |
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Format: | eBook |
Language: | English |
Published: |
Littleton, CO :
Society for Mining, Metallurgy, and Exploration,
2008.
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Edition: | 1st ed. |
Subjects: | |
ISBN: | 9781613440667 1613440669 9780873352680 0873352688 9780873352840 087335284X |
Physical Description: | 1 online resource (vi, 106 pages) : illustrations |
LEADER | 05219cam a2200421 a 4500 | ||
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001 | kn-ocn742575204 | ||
003 | OCoLC | ||
005 | 20240717213016.0 | ||
006 | m o d | ||
007 | cr cn||||||||| | ||
008 | 110726s2008 coua ob 001 0 eng d | ||
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020 | |a 9781613440667 |q (electronic bk.) | ||
020 | |a 1613440669 |q (electronic bk.) | ||
020 | |a 9780873352680 | ||
020 | |a 0873352688 | ||
020 | |a 9780873352840 |q (e-book) | ||
020 | |a 087335284X |q (e-book) | ||
035 | |a (OCoLC)742575204 |z (OCoLC)874865274 |z (OCoLC)961635129 |z (OCoLC)962647889 |z (OCoLC)988477998 |z (OCoLC)992036535 |z (OCoLC)1037902909 |z (OCoLC)1038657370 |z (OCoLC)1045492381 |z (OCoLC)1055385429 |z (OCoLC)1065689106 |z (OCoLC)1081295440 |z (OCoLC)1153537813 | ||
100 | 1 | |a Rendu, Jean-Michel, |d 1944- |1 https://id.oclc.org/worldcat/entity/E39PCjJjwPYYFGMMBRXPv7hrFX | |
245 | 1 | 3 | |a An introduction to cut-off grade estimation / |c by Jean-Michel Rendu. |
250 | |a 1st ed. | ||
260 | |a Littleton, CO : |b Society for Mining, Metallurgy, and Exploration, |c 2008. | ||
300 | |a 1 online resource (vi, 106 pages) : |b illustrations | ||
336 | |a text |b txt |2 rdacontent | ||
337 | |a computer |b c |2 rdamedia | ||
338 | |a online resource |b cr |2 rdacarrier | ||
504 | |a Includes bibliographical references and index. | ||
505 | 0 | 0 | |t Preface -- |t Introduction -- |t General principles -- |t Mathematical Formulation -- |t Cut-off Grade and Grade-Tonnage Relationship -- |t Direct Profit and Loss -- |t Opportunity Costs and Benefits -- |t Cut-off Grade Optimization with Opportunity Costs -- |t Other Costs and Benefits -- |t Minimum cut-off grades -- |t Cut-off Grade Between Ore and Waste -- |t Cut-off Grade for Material at the Bottom of an open pit mine -- |t Cut-off Grades in Underground Mines -- |t Cut-off Grade to Choose Between Processes -- |t Cut-off Grade Between Waste and Low-grade Stockpile -- |t Cut-off Grade with Variable Recoveries -- |t Opportunity Cost of Not Using the Optimum Cut-off Grade -- |t Cut-off grade for polymetallic deposits -- |t General Considerations -- |t Calculation of Cut-off Grades Using Net Smelter Return -- |t Calculation and Rcporting of Metal Equivalent -- |t Cut-off grade and optimization of processing plant operating conditions -- |t Mathematical Formulation -- |t Example: Optimization of Grinding Circuit in a Copper Mine -- |t Cut-off grade and mine planning -- open pit and underground selective mining -- |t Open Pit Mine: Economic Valuation of a Pushback -- |t Underground Mine: Economic Valuation of a Stope -- |t Similarities Between Open Pit and Underground Mine Planning -- |t Cut-off grade and mine planning -- block and panel caving -- |t Constraints Imposed by Block and Panel Caving -- |t Marginal Cut-off Grade and Draw Point Management -- |t Marginal Cut-off Grade and Block Design -- |t Influence of Capital Cost and Discount Rate -- |t Opportunity Cost -- |t Which costs should be included in cut-off grade calculations -- |t When marginal analysis no longer applies: a gold leaching operation -- |t Mining capacity and cut-off grade when processing capacity is fixed -- |t Processing capacity and cut-off grade when mining capacity is fixed -- |t Mining and processing capacity and cut-off grade when sales volume is fixed -- |t Fixed Sales with No Mining or Processing Constraint -- |t Fixed Sales and Fixed Processing Rate with No Mining Constraint -- |t Fixed Sales and Fixed Mining Rate with No Processing Constraint -- |t Releasing capacity constraints: a base metal example -- |t Relationship between mine selectivity, deposit modeling, ore control, and cut-off grade -- |t Conclusions -- |t Bibliography -- |t Symbols -- |t Index -- |t About the author. |
506 | |a Plný text je dostupný pouze z IP adres počítačů Univerzity Tomáše Bati ve Zlíně nebo vzdáleným přístupem pro zaměstnance a studenty | ||
520 | |a An Introduction to Cut-off Grade Estimation examines one of the most important calculations in the mining industry. Cut-off grades are essential to determining the economic feasibility and mine life of a project. Increased cut-off grades can reduce political risks by ensuring higher financial returns over a shorter period of time. Conversely, lower cut-off grades may increase project life with longer economic benefits to shareowners, employees, and local communities. Cut-off grades also impact reported reserves, which are closely monitored by stock exchanges and regulatory agencies. Author Dr. | ||
590 | |a Knovel |b Knovel (All titles) | ||
650 | 0 | |a Ores |x Grading. | |
650 | 0 | |a Ores |x Sampling and estimation. | |
655 | 7 | |a elektronické knihy |7 fd186907 |2 czenas | |
655 | 9 | |a electronic books |2 eczenas | |
776 | 0 | 8 | |i Print version: |a Rendu, J.-M. |t Introduction to cut-off grade estimation. |b 1st ed. |d Littleton, CO : Society for Mining, Metallurgy, and Exploration, 2008 |z 9780873352680 |w (DLC) 2008036206 |w (OCoLC)243960535 |
856 | 4 | 0 | |u https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpICGE0001/introduction-to-cut?kpromoter=marc |y Full text |