geostellar: Table of geological ages and time including those preceding...

In phylotastic/datelifeplot: Methods to plot chronograms

Table of geological ages and time including those preceding earth formation Goldblatt et al. 2010 doi:10.5194/se-1-1-2010

Description

Table of geological ages and time including those preceding earth formation Goldblatt et al. 2010 doi:10.5194/se-1-1-2010

Usage

geostellar

Format

A data frame

Details

Generated with:

geostellar <- read.csv(file = "inst/extdata/geo_stellar_chrono_scale_2018.9.20.csv") utils::data(strat2012) had <- strat2012[rep(116, each=6),] rownames(had) <- 116:121 had$era <- c("Neohadean", "Mesohadean", "Palaeohadean") had$period <- c("Prometean", "Acastan", "Procrustean", "Canadian", "Jacobian", "Hephestean") had$MA <- c(3900, 4000, 4100, 4200, 4300, 4400) chao <- strat2012[rep(116, each=4),] rownames(chao) <- 122:125 chao$eon <- rep("Chaotian", 4) chao$era <- c(rep("Neochaotian", 2), rep("Eochaotian", 2)) chao$period <- c("Titanomachean", "Hyperitian", "Erebrean", "Nephelean") chao$MA <- c(4500, 4560, 4567, 4730) usethis::use_data(geostellar)

Source

https://sites.google.com/site/geologicdatascale/timescale

phylotastic/datelifeplot documentation built on July 14, 2022, 12:35 p.m.