Download or read book The Economic Definition of Ore written by Kenneth F Lane and published by Comet Strategy Pty Limited. This book was released on 2018-01-15 with total page 164 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ken Lane's book "The Economic Definition of Ore" is a standard reference work within the mining industry. Elaborating on his theory originally developed in 1964, this book provides a thorough and comprehensive description of both the theory and practice of implementing cut-off grades within a mining operation.