Related: Columbia, Rodinia and Pangaea: A history of Earth's supercontinents ... This pulled elements and isotopes from ...

Read more: Earth's biggest cache of pink diamonds formed in the breakup of the 1st supercontinent 'Nuna' Rodinia was the second supercontinent to form in the Precambrian period, coming together ...

explained that these differences reflect the planet's last two supercontinent cycles over the past billion years, particularly focusing on Rodinia and Pangaea. Doucet noted that the geological ...

This reflects the last two supercontinent cycles over approximately ... In that time period, there were two supercontinents: first, Rodinia, which formed around 1.2 billion years ago and broke ...

Related: Columbia, Rodinia and Pangaea ... isotopes from continental crust down into the mantle under the developing supercontinent, Doucet explained. This geological conveyer belt continued ...