NbNaSr {GCDkit} | R Documentation |
QDA-based diagram for geotectonic discrimination of igneous rocks of Vermeesch 2006.
NbNaSr(Na = mw["Na"]/MW["Na2O"] * WR[, "Na2O"] * 2 * 10000, Nb = WR[, "Nb", drop = FALSE], Sr = WR[, "Sr", drop = FALSE], pch = labels[, "Symbol"], col = labels[, "Colour"], cex = labels[, "Size"], ternary = TRUE, xlim = NULL, ylim = NULL, show.labels = TRUE, short = TRUE, ...)
Na |
vector of Na concentrations (ppm) |
Nb |
vector of Nb concentrations (ppm) |
Sr |
vector of Sr concentrations (ppm) |
pch |
plotting symbol - see |
col |
plotting symbol colour |
cex |
plotting symbol size |
ternary |
logical. If |
xlim |
x-axis limits |
ylim |
y-axis limits |
show.labels |
logical. If |
short |
use short labels when using the additional argument |
... |
additional arguments to the generic |
This plot comes from the GeoplotR collection available online at https://isoplotr.es.ucl.ac.uk/geoplotr.
A list with tectonic affinities.
This plot is not Figaro-compatible.
Pieter Vermeesch, p.vermeesch@ucl.ac.uk,
GCDkit implementation by Vojtěch Janoušek, vojtech.janousek@geology.cz
Vermeesch P (2006) Tectonic discrimination diagrams revisited. Geochem Geophys Geosyst 7:Q06017 doi: 10.1029/2005GC001092
sampleDataset("atacazo") out <- NbNaSr() print(out$class) print(out)