ISSN 0038-223X printed version

EDITORIAL BOARD

• Editor
• Scientific Editorial Board
• Publishing Production

Editorial Consultant : David Tudor, Johannesburg, South Africa

• RD Beck, Chairman, SAIMM Cape Branch, Cape Town, South Africa
• J Beukes, Chamber of Mines, Johannesburg, South Africa
• P den Hoed, Anglo American Research, Johannesburg, South Africa
• M Dworzanowski, Anglo American Technical Division, Johannesburg, South Africa
• AM Garbers-Craig, University of Pretoria, Pretoria, South Africa
• MF Handley, Consultant, Pretoria, South Africa
• RT Jones, Mintek, Johannesburg, South Africa
• WC Joughin, SRK Consulting, Johannesburg, South Africa
• C Musingwini, University of the Witwatersrand, Johannesburg, South Africa
• RE Robinson, Retired, Journal Comment Contributor, South Africa
• N Singh, CSIR, Johannesburg, South Africa
• TR Stacey, University of the Witwatersrand, Johannesburg, South Africa.

Desktop Publishing Staff of the SAIMM
Printing: Camera Press, Johannesburg