arc {SGB}

arc dataset

Description

39 (sand,silt,clay) compositions in an Arctic lake in function of depth.

Usage

data("arc")

Format

A data frame with 39 observations on the following 4 variables.

sand

sand part

silt

silt part

clay

clay part

depth

depth (m)

Source

Aitchison, J. (1986). The Statistical Analysis of Compositional Data.. Monographs on Statistics and Applied Probability. Chapman and Hall Ltd (reprinted 2003 with additional material by the Blackburn Press, London (UK).

References

Coakley, J.P. and Rust, B.R. (1968). Sedimentation in an Arctic lake. J. Sed. Petrology, 38, 1290-1300.

Examples

data(arc)
str(arc)