The auto-legend generated for fault symbols plotted with plot -Sf uses the same symbol (a box) for all entries. On the map itself, the symbols are plotted correctly.
gmt begin lixo png
gmt plot @CA_fault_data.txt -Sf0.5+b+r -l"box"
gmt plot @CA_fault_data.txt -Sf0.5+c+r -l"circle"
gmt plot @CA_fault_data.txt -Sf0.5+f+r -l"fault"
gmt plot @CA_fault_data.txt -Sf0.5+s+r -l"slip"
gmt plot @CA_fault_data.txt -Sf0.5+t+r -l"triangle"
gmt plot @CA_fault_data.txt -Sf0.5+v+r -l"inverted triangle"
gmt end
The auto-legend generated for fault symbols plotted with plot -Sf uses the same symbol (a box) for all entries. On the map itself, the symbols are plotted correctly.