TAS_plot: TAS plot

In amy-mcg/tephrochron: A package for tephrochronologists

Description

Create a TAS plot, using fields of different magma composition after Le Maitre (2002). Based on code by John Stevenson: https://all-geo.org/volcan01010/2015/01/easily-plot-magma-compositions-tas-diagrams-in-python/

Usage

TAS_plot(data, colour, symbol)

Arguments

data	A data frame containing the columns SiO2, K2O, Na2O, Total
colour	The variable which sets the plotting colour (e.g. ash fall)
ymin	The lower depth of the sample
ymax	The upper depth of the sample
concs	Glass shard concentrations

Details

Le Maitre RW (2002) Igneous rocks: IUGS classification and glossary of terms: recommendations of the International Union of Geological Sciences Subcommission on the Systematics of igneous rocks, 2nd ed. Cambridge University Press, Cambridge

Value

A plot of glass shard concentration against depth

Examples

plot <- strat_plot(data, Lower_m, Upper_m, Conc_sg, Fall);

amy-mcg/tephrochron documentation built on Dec. 13, 2020, 3:44 p.m.