I wouldn't even consider arcgis for this application anyway! (arc sucks for this kind of thing) terry pavlis -----Original Message----- From: Tectonics & structural geology discussion list [mailto:[log in to unmask]] On Behalf Of Clift, Peter Sent: Monday, August 29, 2011 12:11 PM To: [log in to unmask] Subject: 3D plotting software I don't suppose anyone on this list knows about an affordable 3D plotting and contouring programme like "Surfer" but for the Macintosh do you? Would rather not get involved with Arc GIS if at all possible too. All suggestions very welcome! ------------------- Peter Clift School of Geosciences University of Aberdeen United Kingdom Tel: +44 1224 273456 Email: [log in to unmask] http://www.abdn.ac.uk/~wpg008/PChomepage.html The University of Aberdeen is a charity registered in Scotland, No SC013683.