file:introduction-to-contouring-geological-data-with-a-computer_fig2.png|{{figure number|2}}Triangular mesh prepared from Davis'<ref name=pt08r6>Davis, J. C., 1973, Statistics and data analysis in geology: New York, John Wiley and Sons, 550 p.</ref> data. | file:introduction-to-contouring-geological-data-with-a-computer_fig2.png|{{figure number|2}}Triangular mesh prepared from Davis'<ref name=pt08r6>Davis, J. C., 1973, Statistics and data analysis in geology: New York, John Wiley and Sons, 550 p.</ref> data. |