Mineria de oro
Páginas: 435 (108530 palabras)
Publicado: 2 de septiembre de 2010
Mining Economics and Strategy
Table of Contents
Preface Acknowledgments CHAPTER 1: Introduction CHAPTER 2: Integrating Economics Into Mining Mine-Planning Process Application of Economic Evaluation Procedures
Justifying Exploration Expenditure Strategic Assessment of Mining Projects Selection of Reserve Blocks and Phased Mine Development Comparison of Mining Equipment Options Overall ProjectEvaluation
CHAPTER 3: Cost-Effective Mining Schemes Key Elements
Operating Cost Characteristics Capital Requirements and Capital Characteristics Sensitivity to Change and Scope to Adapt to Change Consistency With Knowledge and Philosophy of the Owner
The Systematic Planning Process Economic Data at Each Phase of the Planning Cycle
Broad-Brush Planning Phase Strategic Planning PhaseSubsequent Planning Phases
CHAPTER 4: Costs Cost From an Economic Perspective Types of Costs Marginal Costs Costs With Multiproduct Mines
CHAPTER 5: Time Value of Money Valuation at a Constant Point in Time
Present Values and Future Values Regular Streams of Income and/or Expenses
Discounted Cash Flow Analysis
Basis of Cash Flow Analysis A Sample Discounted Cash Flow Capital Expenditures,Production, Revenues, and Operating Costs Working Capital, Salvage Values, and the Timing of Cash Flows Depreciation, Depletion, Tax Credits, and Taxation Applying Accounting Rules to Cash Flow Calculations
Discount Factors, Risk, Uncertainty Inflation and Constant Money Calculations Discounted Cash Flow Ranking Criteria Discounted Average Cost
Internal Pricing A Sample Discounted Average CostCalculation
CHAPTER 6: Systematic Approach to Exploration Expenditure Systematic Approach to Exploration Expenditures Undeveloped Deposits
Reserves in the Ground: An Example Mining Reserves: An Example
Initial Assessments
Cutoff Grades Cost Ranking Pit Optimization
Capital Values and Development Strategies
Limiting the Mining Options Available Amount of Capital a Mine Will Support Impactof Production Rate
Summary CHAPTER 7: Ownership Costs and Capital Costs Machine Life and Capital Cost Average Investment Method Equivalent Lease Cost Discounted Average Cost
CHAPTER 8: Operating Costs Introduction Operating Schedules Sources of Cost Information Supply Costs Job Conditions Operating Cost Data
Power (Energy and Demand) Fuel and Lubrication Tires Maintenance Supplies (RepairParts) Operating Supplies (Wear Parts) Major Overhauls Labor Costs
Example Equipment Cost Schedules CHAPTER 9: Investment Decisions DCF Comparison of Two Alternatives Payback Sensitivity Analysis Management Cost or Accounting Cost? CHAPTER 10: Operating Mine Case Study Technical Analysis: Waste Removal Strategic Choice Economics of Capital Utilization
Economics of Overtime Economics ofUnderutilization
Economics of Operational Decisions Asset Management Considerations CHAPTER 11: Project Evaluation Labor Numbers and Costs Indirect Costs
Government Charges Freight
Civil Works Development Costs Administration Costs Pit and Maintenance Services
Building Up a Cash Flow
Cost Database Cost Centers Flowchart
CHAPTER 12: Mining Strategy Introduction The Investment Dichotomy:Risk and Return Criteria for Decision Making "Value" With Uncertain Choice CHAPTER 13: Traditional Mechanisms for Valuing Mining Enterprises Traditional Project Evaluation Short-Form Evaluation Techniques
Operating Mines Mining Strategy
CHAPTER 14: Decisions Involving Uncertainty, Risk, and Return Determining the Appropriate Discount Rate Expected Returns and the Cost of Capital
Marginal Costof Capital for Individual Projects Risk Tolerance: The Uncertainty Criterion Guidelines
Choice Among Projects With Different Risk Value as a Function of Risk
A Case Study: New or Old Equipment?
The Value (and Difficulty) of Probabilistic Assessment
A Case Study: Equity Valuation
Probabilistic Assessments With Uncertain Inputs
CHAPTER 15: At-Risk Discounted Cash Flow Analysis Role...
Table of Contents
Preface Acknowledgments CHAPTER 1: Introduction CHAPTER 2: Integrating Economics Into Mining Mine-Planning Process Application of Economic Evaluation Procedures
Justifying Exploration Expenditure Strategic Assessment of Mining Projects Selection of Reserve Blocks and Phased Mine Development Comparison of Mining Equipment Options Overall ProjectEvaluation
CHAPTER 3: Cost-Effective Mining Schemes Key Elements
Operating Cost Characteristics Capital Requirements and Capital Characteristics Sensitivity to Change and Scope to Adapt to Change Consistency With Knowledge and Philosophy of the Owner
The Systematic Planning Process Economic Data at Each Phase of the Planning Cycle
Broad-Brush Planning Phase Strategic Planning PhaseSubsequent Planning Phases
CHAPTER 4: Costs Cost From an Economic Perspective Types of Costs Marginal Costs Costs With Multiproduct Mines
CHAPTER 5: Time Value of Money Valuation at a Constant Point in Time
Present Values and Future Values Regular Streams of Income and/or Expenses
Discounted Cash Flow Analysis
Basis of Cash Flow Analysis A Sample Discounted Cash Flow Capital Expenditures,Production, Revenues, and Operating Costs Working Capital, Salvage Values, and the Timing of Cash Flows Depreciation, Depletion, Tax Credits, and Taxation Applying Accounting Rules to Cash Flow Calculations
Discount Factors, Risk, Uncertainty Inflation and Constant Money Calculations Discounted Cash Flow Ranking Criteria Discounted Average Cost
Internal Pricing A Sample Discounted Average CostCalculation
CHAPTER 6: Systematic Approach to Exploration Expenditure Systematic Approach to Exploration Expenditures Undeveloped Deposits
Reserves in the Ground: An Example Mining Reserves: An Example
Initial Assessments
Cutoff Grades Cost Ranking Pit Optimization
Capital Values and Development Strategies
Limiting the Mining Options Available Amount of Capital a Mine Will Support Impactof Production Rate
Summary CHAPTER 7: Ownership Costs and Capital Costs Machine Life and Capital Cost Average Investment Method Equivalent Lease Cost Discounted Average Cost
CHAPTER 8: Operating Costs Introduction Operating Schedules Sources of Cost Information Supply Costs Job Conditions Operating Cost Data
Power (Energy and Demand) Fuel and Lubrication Tires Maintenance Supplies (RepairParts) Operating Supplies (Wear Parts) Major Overhauls Labor Costs
Example Equipment Cost Schedules CHAPTER 9: Investment Decisions DCF Comparison of Two Alternatives Payback Sensitivity Analysis Management Cost or Accounting Cost? CHAPTER 10: Operating Mine Case Study Technical Analysis: Waste Removal Strategic Choice Economics of Capital Utilization
Economics of Overtime Economics ofUnderutilization
Economics of Operational Decisions Asset Management Considerations CHAPTER 11: Project Evaluation Labor Numbers and Costs Indirect Costs
Government Charges Freight
Civil Works Development Costs Administration Costs Pit and Maintenance Services
Building Up a Cash Flow
Cost Database Cost Centers Flowchart
CHAPTER 12: Mining Strategy Introduction The Investment Dichotomy:Risk and Return Criteria for Decision Making "Value" With Uncertain Choice CHAPTER 13: Traditional Mechanisms for Valuing Mining Enterprises Traditional Project Evaluation Short-Form Evaluation Techniques
Operating Mines Mining Strategy
CHAPTER 14: Decisions Involving Uncertainty, Risk, and Return Determining the Appropriate Discount Rate Expected Returns and the Cost of Capital
Marginal Costof Capital for Individual Projects Risk Tolerance: The Uncertainty Criterion Guidelines
Choice Among Projects With Different Risk Value as a Function of Risk
A Case Study: New or Old Equipment?
The Value (and Difficulty) of Probabilistic Assessment
A Case Study: Equity Valuation
Probabilistic Assessments With Uncertain Inputs
CHAPTER 15: At-Risk Discounted Cash Flow Analysis Role...
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