Templates for various kinds of plots (ternary, spider diagrams etc.) available. Aabel - Commercial plotting program for Mac computers.NOTE: If you have Excel spreadsheets set up to do geochemical plotting, please send the files to Dave Mogk (mail to: mogk AT ) for posting on this list. Can be used with mineral data as well, but fewer built in diagrams. Can do basic modeling such as melting, fractionation, AFC. Diagrams can be exported to most drawing programs, such as Corel, for 'prettying up'. Most 'canned plots' or 'stock diagrams' can be generated. Spider diagrams include REES, Wood, Thompson, Sun and McDonough etc.). CMAS projections include O'Hara, Walker, Grove, Baker and Eggler etc. the Irvine and Baragar (1971) rock classification scheme, are stored in control files that can be expanded easily. A calculator includes (+ - / *), Log, square, square root, ppm and chondrite functions. IgPet - commercial software from RockWare draws most types of petrologic diagrams, including Harker, Fenner, triangular and log plots.