A data frame with 315 observations on the following 3 variables
Identifier
Sample names.
d.18_16.Mean
Isotopic measurements of delta values for oxygen-18 (numeric vector).
d.D_H.Mean
Isotopic measurements of delta values for deuterium (numeric vector).
There are 8 itterations per sample. The last sample ("833") is incomplete to illustrate errors due to missing itterations. Sample "377" contains NAs to illustrate errors due to NAs.