Hi,

Here are some links, from previous posts, on ternary plots.

http://www.sfu.ca/~marshall/ternplot.htm
http://www.uni-wuerzburg.de/mineralo...g/ternary.html
http://www.geologynet.com/programs/ternplot.xls
http://www.prodomosua.it/zips/triangolare.xls
http://www.lboro.ac.uk/research/phys-geog/tri-plot/
http://www.agri.upm.edu.my/~chris/tal/talxl.html
ftp://www-sst.unil.ch/ftp/jfurrer/Trix_fr.zip
http://www-sst.unil.ch/perso_pages/j...el/Trixcel.htm

Cheers
Andy

Nigel Goodwin wrote:
Is it possible to plot Ternary (x vs y vs z) in Excel, like in Deltagraph ?

--

Andy Pope, Microsoft MVP - Excel
http://www.andypope.info