An uncertainty based multi-criteria ranking system for open pit mining cut-off grade strategy selection

Resources Policy

Volumn 38, Issue 2, 2013, Pages 212-223

  Azimi, Yousuf ^a   Osanloo, Morteza ^a   Esfahanipour, Akbar ^a  

^a AMIRKABIR UNIVERSITY OF TECHNOLOGY   (Iran)

Author keywords

Cut off grade strategy (COGS); Geological uncertainty; Least Squares Monte Carlo real options valuation; Metal price uncertainty; Multi criteria ranking system; Open pit mining

Indexed keywords

COSTS; ECONOMIC GEOLOGY; GEOLOGY; GOLD; METALS; MINERAL RESOURCES; MONTE CARLO METHODS; OPTIMIZATION; RANDOM PROCESSES; SENSITIVITY ANALYSIS; STOCHASTIC MODELS; STOCHASTIC SYSTEMS;

CUT-OFF GRADE; GEOLOGICAL UNCERTAINTY; METAL PRICES; MULTI-CRITERIA RANKING; REAL OPTIONS VALUATIONS;

OPEN PIT MINING;

EID: 84874793610     PISSN: 03014207     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.resourpol.2013.01.004     Document Type: Article

References (43)

1. Abdel Sabour, S.A., Dimitrakopoulos, R., Kumral, M., Mine plan selection under uncertainty. Mining Technology: IMM Transactions Section A 117:2 (2008), 53–64.
2. Abdel Sabour, S.A., Poulin, R., Valuing real capital investments using the least-squares Monte Carlo method. Engineering Economist 51:2 (2006), 141–160.
3. Akaike, A., Dagdelen, K., 1999. A strategic production scheduling method for an open pit mine. In: Proceedings of the 28th APCOM. Golden Colorado, USA, pp. 729–738.
4. Akbari, A.D., Osanloo, M., Shirazi, M.A., Minable reserve estimation while determining ultimate pit limits (UPL) under price uncertainty by real option approach (ROA). Archives of Mining Sciences 54:2 (2009), 321–339.
5. Ataei, M., Osanloo, M., Using a combination of genetic algorithm and the grid search method to determine optimum cutoff grades of multiple metal deposits. International Journal of Surface MiningReclamation and Environment (IJSM) 18:1 (2004), 60–78.
6. Ataei, M., Osanloo, M., Determination of optimum cutoff grades of multiple metal deposits by using golden section search. Journal of South African Institute of Mining and Metallurgy (SAIMM) 103:8 (2003), 493–500.
7. Azimi, Y., 2012. Modeling of Optimum Cut-off grades in Single Metal Deposits for OpenPit Mines Considering Uncertainty of Price and Grade. Ph.D. Thesis. Amirkabir University of Technology, Iran.
8. Azimi, Y., Osanloo, M., Determination of open pit mining cut-off grade strategy using combination of nonlinear programming and genetic algorithm. Archive of Mines 56:2 (2011), 189–212.
9. Azimi, Y., Osanloo, M., Esfahanipour, A., 2011. Optimisation of mining policy under different economical conditions using a combination of non-linear programming and genetic algorithm. In: Proceedings of the 35th APCOM. Wollongong, Australia, pp. 501–516.
10. Bascetin, A., Determination of optimal cut-off grade policy to optimize NPV using a new approach with optimization factor. Journal of South African Institute of Mining and Metallurgy 107:2 (2007), 87–94.
11. Black, F., Scholes, M., The pricing of options and corporate liabilities. Journal of Political Economy 81:3 (1973), 637–654.
12. Boyle, P., Options: a Monte Carlo approach. Journal of Financial Economics 4 (1997), 323–338.
13. Brennan, M.J., Schwartz, E.S., Evaluating natural resource investments. Journal of Business 58:2 (1985), 135–157.
14. Cairns, R.D., Shinkuma, T., The choice of the cutoff grade in mining. Resources Policy 29 (2003), 75–81.
15. Cetin, E., Dowd, P.A., 2002. The use of genetic algorithms for multiple cutoff grade optimization. In: Proceedings of the 30th APCOM. Littleton, Colorado, USA, pp. 769–780.
16. Cortazar, G., Gravet, M., Urzua, J., The valuation of multidimensional American real options using the LSM simulation method. Computers & Operations Research 35:1 (2008), 113–129.
17. Cox, J.C., Ross, S.A., Rubinstein, M., Option pricing: a simplified approach. Journal of Financial Economics 7:3 (1979), 229–263.
18. Datamine, 2007. Studio 3 Help.
19. Dowd, P.A., Risk in minerals projects analysis, perception and management. Mining Technology: IMM Transactions Section A 106 (1997), 9–18.
20. Dowd, P.A., Application of dynamic and stochastic programming to optimize cutoff grades and production rates. Mining Technology: IMM Transactions Section A 85 (1976), 22–31.
21. Dagdelen, K., 2007. Open pit optimization—strategies for improving economics of mining projects through mine planning. In: Dimitrakopoulos, R. (Ed.), Ore-Body Modelling and Strategic Mine Planning. AusIMM, Perth, Western Australia, pp. 145–148.
22. Dagdelen, K., 1992. Cut-off grade optimization. In: Proceedings of the 23th APCOM. Littleton, Colorado, USA, pp. 157–165.
23. Deustech, C.V., Journel, A.G., GSLIB: Geostatistical Software Library and User's Guide. 2nd edn., 1998, Oxford University Press, New York.
24. Dimitrakopoulos, R., Abdel Sabour, S.A., Evaluating mine plans under uncertainty: can the real options make a difference?. Resources Policy 32:3 (2007), 116–125.
25. Dixit, A.K., Pindyck, R.S., Investment Under Uncertainty. 1994, Princeton University Press, Princeton.
26. Frimpong, S., Whiting, J.M., Derivative mine valuation: strategic investment decisions in competitive markets. Resources Policy 23:4 (1997), 163–171.
27. Gholamnejad, J., Osanloo, M., Using chance-constrained binary integer programming in optimizing long term production scheduling for open-pit mine design. Mining Technology: IMM Transactions Section A 117:2 (2007), 58–66.
28. Krautkraemer, J.A., The cut-off grade and the theory of extraction. Canadian Journal of Economics 21:1 (1988), 146–160.
29. Lane, K.F., The Economic Definition of Ore: Cutoff Grades in Theory and Practice. 1988, Mining Journal Books Ltd, London.
30. Longstaff, F.A., Schwartz, E.S., Valuing American options by simulation: a simple least-squares approach. Review of Financial Studies 14:1 (2001), 113–147.
31. Mardones, J., Option valuation of real assets: application to a copper mine with operating flexibility. Resources Policy 19 (1993), 51–65.
32. McIsaac, G., 2008. Strategic Design of an Underground Mine Under Conditions of Metal Price Uncertainty. Dissertation. Queen's University, Kingston, Ontario, Canada.
33. Osanloo, M., Gholamnejad, J., Karimi, B., Long-term open pit mine production planning: a review of models and algorithms. International Journal of Mining, Reclamation and Environment 22:1 (2008), 3–35.
34. Osanloo, M., Ataei, M., Using equivalent grade factors to find the optimum cutoff grades of multiple metal deposits. Minerals Engineering 16:8 (2003), 771–776.
35. Rashidinejad, F., Osanloo, M., Rezai, B., Incorporating environmental issues into optimum cut-off grades modeling at porphyry copper deposits. Resources Policy 33 (2008), 222–229.
36. Samis, M., Davis, G.A., Laughton, D., Poulin, R., Valuing uncertain asset cash flows when there are no options: a real options approach. Resources Policy 30:4 (2006), 285–298.
37. Samis, M., Poulin, R., Valuing management flexibility: a basis to compare the standard DCF and MAP frameworks. CIM Bull 91:1019 (1998), 69–74.
38. Schwartz, E.S., The stochastic behaviour of commodity prices: implications for valuation and hedging. Journal of Finance 52:3 (1997), 923–973.
39. Schwartz, E.S., The valuation of warrants: Implementing a new approach. Journal of Financial Economics 4:1–2 (1977), 79–93.
40. Taylor, H.K., General background theory of cutoff grades. Mining Technology: IMM Transactions Section A 81 (1972), 160–179.
41. Thompson, J., 2010. Test of an Innovative Stochastic Design System on an Open Pit. Dissertation. Queen's University, Kingston, Ontario, Canada.
42. Trigeorgis, L., Real Options: Managerial Flexibility and Strategy in Resource Allocation, vol. 28, 1996, MIT Press, Cambridge pp. 1–20.
43. Whittle, J., Wharton, C., 1995. Optimizing cut-offs over time. In: Proceedings of the 25th APCOM. Brisbane, Australia, pp. 261–265.