From Australia come some rocks 3.7Gya. These are anorthocites, like on our Moon. They start disappearing ~3.5Gya. h/t ScienceDaily finally getting around to this November release.
Some conclusions result Our Earth and our Moon share surface qualities, subsequently obscured by later Lunar impacts up there and by much continental drift down here. Later our continents - as such - start rollin' 3.5Gya. The bash which created said Moon may even have delayed the continents' formation.
BACKDATE 1/10
No comments:
Post a Comment