etails"><a class="anchor" href="#details"></a>Details</h2>

    <p>Generated with:
geostellar &lt;- read.csv(file = "~/Desktop/datelife/inst/extdata/geo_stellar_chrono_scale_2018.9.20.csv",
utils::data(strat2012)
had &lt;- strat2012[rep(116, each=6),]
rownames(had) &lt;- 116:121
had$era &lt;- c("Neohadean", "Mesohadean", "Palaeohadean")
had$period &lt;- c("Prometean", "Acastan", "Procrustean", "Canadian", "Jacobian", "Hephestean")
had$MA &lt;- c(3900, 4000, 4100, 4200, 4300, 4400)
chao &lt;- strat2012[rep(1