Bert Veenendaal
Department of Geographic Information Science
School of Spatial Sciences
Curtin University of Technology
GPO Box U1987 Perth, Western Australia, 6845
Telephone: (08) 9266 7676 and Fax: (08) 9266 2703

Bert Veenendaal (Department of GIS, Curtin University)
Paul Wilkes (Department of Exploration Geophysics, Curtin University)
Stephen Lipple (Geoscience Consulting & Exploration Information Services, Perth).