| Z Cross Plot Data Definition Options | 
| This option governs a couple of additional settings for the plot, including setting the labels for the axes and the symbol size. 
 
 
                                                         The Z Data Cross Plot Data Definition X-Y Axis tab Axis Labeling ModeThis dropdown determines how Petra labels the X and Y axes. The options include: Zone Name - Data Item - Item Description Zone Name - Data Item Zone Name - Item Description Item Name - Item Description Item Name Item Description 
 Symbol Size (Inches) - This option sets the size of the individual data points on the cross plot. Do Not Use LOG Scale to Compute Defaults - This option forces Petra to always use linear scales when setting defaults on the X-Y Axis tab and the Z-Axis tab. | 
