Pearce and Norry {GCDkit}R Documentation

Pearce and Norry (1979)

Description

Assigns data for the diagram of Pearce & Norry (1979) into Figaro template (list 'sheet') and appropriate values into 'x.data' and 'y.data'.

Usage

Norry()

Details

Diagram proposed by Pearce & Norry (1979) for geotectonic discrimination between basaltic rocks from distinct geotectonic positions:

Within-plate Basalts
Island-arc basalts
Mid-ocean Ridge Basalts

Norry.png

Value

sheet

list with Figaro Style Sheet data

x.data

Zr ppm

y.data

Zr/Y by weight

Author(s)

Vojtěch Janoušek, vojtech.janousek@geology.cz

References

Pearce JA & Norry MJ (1979) Petrogenetic implications of Ti, Zr, Y, and Nb variations in volcanic rocks. Contrib Mineral Petrol 69: 33-47. doi: 10.1007/BF00375192

See Also

figaro plotDiagram

Examples

    data(sazava)
    accessVar("sazava")
    
    # Plot the diagram
    selectSubset("SiO2<65")
    plotDiagram("Norry",FALSE)

[Package GCDkit version 6.1 Index]