1 chapter 10 mineral economics the reminder of the book: will survey specific resource problems,...
If you can't read please download the document
DESCRIPTION
1. Geological Factors and Costs of Extraction Figure 10-1, page 171 – As the mineral grade (mineral content per quantity of material) decreases, known and expected quantities of mineral increase – As the grade decreases, the costs of extraction and refining increase – Two essential questions: the socially efficient rate at which the deposit should be used up? the economically efficient rate at which geological exploration should be pursued? 3