skyeLavas {robCompositions} | R Documentation |
aphyric skye lavas data
Description
AFM compositions of 23 aphyric Skye lavas. This data set can be found on page 360 of the Aitchison book (see reference).
Usage
data(skyeLavas)
Format
A data frame with 23 observations on the following 3 variables.
Details
sodium-potassium
a numeric vector of percentages of Na2O+
K2Oiron
a numeric vector of percentages of Fe2O3magnesium
a numeric vector of percentages of MgO
Author(s)
Matthias Templ matthias.templ@tuwien.ac.at
References
Aitchison, J. (1986) The Statistical Analysis of Compositional Data Monographs on Statistics and Applied Probability. Chapman and Hall Ltd., London (UK). 416p.
Examples
data(skyeLavas)
str(skyeLavas)
summary(skyeLavas)
rowSums(skyeLavas)
[Package robCompositions version 2.4.1 Index]