Preface. Introduction. Part 1. Exploration. Confidence intervals. Fitting a straight line to exploration data. Analysis of variance. Exploration geochemical data. Exploration models. Probability and related calculations. Part 2. Evaluation. Compound interest. Depreciation and depletion. Discounted cash flow rate of return. Blocking ore from data in development workings. Blocking ore from drillhole data. Ore concentration and smelter settlement. Peters's model for mineral property evaluation. References. Index.