GMT (Generic Mapping Tools) shell script drawing a global tectonic map: plate boundaries (PB2002) with rotation poles and boundary steps, GSFML seafloor fabric (fracture zones, magnetic lineation picks) and subducting-slab depth contours, on an Eckert IV equal-area projection centred on the Pacific.
cartography geoscience generic-mapping-tools scientific-visualization gmt shell-scripting geodynamics tectonics map-projection plate-tectonics geospatial-visualization subduction marine-geophysics plate-boundaries seafloor-fabric gsfml fracture-zones magnetic-lineations slab-contours rotation-poles
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Updated
Sep 12, 2026 - Shell