| PearceDestructive3 {GCDkit} | R Documentation | 
Assigns data for Nb/Y vs. Ti/Y  binary diagram into Figaro template 
(list 'sheet') and appropriate values
into 'x.data' and 'y.data'.
PearceDestructive3()
None.
The binary plot Nb/Y vs. Ti/Y of Pearce (1982) serves for geotectonic discrimination of volcanic-arc basalts. In addition, it can distinguish between the tholeiitic, calc-alkaline and shoshonitic types.
 
| sheet | list with Figaro Style Sheet data | 
| x.data | x coordinates | 
| y.data | y coordinates | 
Vojtěch Janoušek, vojtech.janousek@geology.cz
Pearce JA (1982) Trace element characteristics of lavas from destructive plate boundaries. In: Thorpe RS (eds) Andesites; Orogenic Andesites and Related Rocks. John Wiley & Sons, Chichester, pp 525-548
Coordinates and graph layout are taken from website of Kurt Hollocher.
    sampleDataset("atacazo")
    
    # plot the diagram
    plotDiagram("PearceDestructive3",FALSE,TRUE)