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August 2005

Volume 57 Issue 8

FEATURED ARTICLES

Material flows generated by pyromet copper smelting Thomas G. Goonan	Preview
Will geophysical technologies return to U.S. coal fields? Lawrence M. Gochioco	Preview
Observations on the 2005 PDAC convention Bruce Geller	Preview

TECHNICAL PAPERS

2005 JACKLING LECTURE The gold constant Pierre Lassonde	Preview
Hydraulic excavator assisted dozer production method J.H. Ingle, R.H. Oats, Jr., J.D. Humphrey, N. Fung	Abstract
DISCUSSION: Review of recent experience with largeangle, wide-spaced shell lifter-liners D. Royston	Preview
Drilling method selection for aggregate resource investigation D. Saint Don, R. Mayer, S. Barnwell	Abstract
Using ground penetrating radar (GPR) in analyzing structural composition of mine roof D.B. Apel, V. Dezelic	Abstract

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