Meschede {GCDkit}R Documentation

Meschede (1986) Zr/4-2Nb-Y

Description

Assigns data for a Meschede's (1986) triangular diagram into Figaro template (list 'sheet') and appropriate values into 'x.data' and 'y.data'.

Usage

    Meschede()

Details

Triangular diagram with apices Zr/4, 2Nb and Y, proposed by Meschede (1986). The plot serves primarily for tectonic discrimination of tholeiitic basalts.

Meschede.png

Abbreviations used in diagram represent following geotectonic settings:

AI-AII Within-Plate Alkaline Basalts
AII-C Within-Plate Tholeiites
B P-type Mid-Ocean Ridge Basalts
D N-type Mid-Ocean Ridge Basalts
C-D Volcanic Arc Basalts

Value

sheet

list with Figaro Style Sheet data

x.data, y.data

Zr/4, 2Nb and Y values recalculated into two dimensions

Author(s)

Vojtech Janousek, vojtech.janousek@geology.cz

References

Meschede M (1986) A method of discriminating between different types of mid-ocean ridge basalts and continental tholeiites with the Nb-Zr-Y diagram. Chem Geol 56: 207-218 doi: 10.1016/0009-2541(86)90004-5

See Also

figaro plotDiagram

Examples

#plot the diagram
plotDiagram("Meschede",FALSE)

[Package GCDkit version 4.0 Index]