Visit meshing.lanl.gov for examples of mesh applications in geological applications: porous flow, hydrology, carbon dioxide sequestration, oil and gas, crustal deformation, hydrothermal systems, and more. The following are graphics and software output formats used with LaGriT and may be obtained from their respective sources.
GRIDDER open source LA-CC-15-082 https://github.com/lanl/gridder
MSTKLA - Mesh ToolKit using the functionality of LaGriT
MSTK open source LA-CC-04-010 https://github.com/MeshToolkit/MSTK