ZrTi {GCDkit} | R Documentation |
Linear and quadratic discrimination-analysis-based versions of the Zr-Ti (Pearce and Cann 1973) diagram for geotectonic discrimination of igneous rocks of Vermeesch 2006.
ZrTi(Zr = WR[, "Zr", drop = FALSE], Ti = WR[, "Ti", drop = FALSE], type = c("Pearce", "Dilek", "LDA", "QDA"), ternary = FALSE, show.labels = TRUE, short = TRUE, xlim = c(0, 1000), ylim = c(0, 25000), ...)
Zr |
vector of Zr concentrations (ppm) |
Ti |
vector of Ti concentrations (ppm) |
type |
either |
ternary |
logical. If |
show.labels |
logical. If |
short |
logical. If |
xlim |
x-axis limits |
ylim |
y-axis limits |
... |
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
Dilek Y, Furnes H (2009) Structure and geochemistry of Tethyan ophiolites and their petrogenesis in subduction rollback systems. Lithos 113:1-20 doi: 10.1016/j.lithos.2009.04.022
Pearce JA & Cann JR (1973) Tectonic setting of basic volcanic rocks determined using trace element analyses. Earth Planet Sci Lett 19: 290-300. doi: 10.1016/0012-821X(73)90129-5
Vermeesch P (2006) Tectonic discrimination diagrams revisited. Geochem Geophys Geosyst 7:Q06017 doi: 10.1029/2005GC001092
sampleDataset("atacazo") out <- ZrTi(type="LDA") print(out$class) print(out)