Summary
Summary Geological Time Scale
- Course
- Institution
GTS with additional notes
[Show more]
Seller
Follow
victoriaboyle
Content preview
Geologic TimescaleEon Era Period Epoch Major events
Precambrian Hadean Eohaden NA Formation of the Sun
Formation of the Earth
Formation of the Moon
Early Bombardment Phase
Paleohadean N/A End of the Early Bombardment Phase
Earliest known mineral
Asteroids and comets bring water to Earth
Mesohadean N/A Possible first plate tectonics
Greater Luna basins formed.
Earliest evidence for life – high amounts of light isotopes of carbon
Neohadean N/A Indirect photosynthetic evidence of primordial life
Beginning of the late heavy bombardment
Oldest known rock
Archean Eoarchean N/A Simple single-celled life (Bacteria and Archaea)
Oldest probable microfossils
First self-replicating RNA Molecules
Late heavy bombardment ends
Paleoarchean N/A First known oxygen-producing Bacteria
Oldest definitive microfossils
Oldest cratons on Earth (Canadian Shield and the Pilbara Craton
Rayner Orogeny in Antarctica
Mesoarchean N/A First stromatolites
Oldest macrofossils
Blake River Megacaldera Complex begins to form
Neoarchean N/A Stabilization of most modern cratons
Possible mantle overturn event
Insell Orogeny
Proterzoic Paleoproterozoic Siderian Oxygen Catastrophe
Banded iron formations
Sleaford Orogeny on Australia Continent
Gawler Craton
Rhyacian Huronian glaciation
Orosirian The atmosphere becomes oxygenic.
Vredefort and Sudbury basin asteroid impacts
Statherian First complex single-celled life:
Protists with nuclei,
Columbia – the primordial supercontinent
Mesoproterozoic Calymmian Platform covers expand,
Barramundi Orogeny, McArthur Basin, Norther Australia
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller victoriaboyle. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $4.10. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72964 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now