The Earth is estimated to be 4.5 billion years old. In geologic time scale, the earth is in the Holocene Epoch, the Quaternary period, in the Cenozoic Era.


  • Title: Geologic time spiral
  • Creator: Strat188
  • Date Created: 2021-03
  • Location Created: East Tilbury, UK
  • Type: Photograph
  • Rights: Creative Commons Sttribution-Share Alike 4.0

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