Open Source (freeware) graphics programmes and
its various applications in geology [iww]


3-dimensional plot

A. Using gnuplot

B. Using GMT (Generic Mapping Tools)

C. Using Vis5d+

Simple map plot

Harker diagram (rocks classification)

Ternary plot and its application in Chemistry and Geology

Using Grace/Xmgrace

Polar and parametric plot (gnuplot, iseng...$-)

Note: the last diagram are drawn using gnuplot, Xfig, and LyX-1.2

Auto-correction plot (Geochemistry)

Linear regression and multiplot

Gnuplot's scripts can be read in