Stereonets

The stereonet function plots a stereonet map in either Schmidt or Wulff projection. It is useful for visualizing orientations of geological features such as faults and folds.

using GMT
resetGMT()      # hide
stereonet([90 30; 180 45; 270 60; 0 15; 30 45; 120 48; 225 27; 350 80], show=true)