Geological Timescale 2012Source:
A dataframe of the Geological Timescale 2012. Age data from the International Commission on Stratigraphy. Supplementary information is also included in the dataset for plotting functionality (e.g. GTS2012 colour scheme).
A data frame with 186 rows and 9 variables:
Index number for the temporal order of all intervals present in the dataset.
Names of intervals in the dataset.
The temporal rank of intervals in the dataset.
The maximum age of the interval in millions of years before present.
The midpoint age of the interval in millions of years before present.
The minimum age of the interval in millions of years before present.
The duration of the interval in millions of years.
Colour of font to use for plotting in conjunction with the colour column.
Colours of stages based on the ICS timescale.
Standard abbreviations of interval names where appropiate.
Compiled by Lewis A. Jones (2022-07-02) from the ICS.