Geoscientists use zircon to trace origin of Earth’s continents

Source: Science Daily

Geoscientists have long known that some parts of the continents formed in the Earth’s deep past, but the speed in which land rose above global seas — and the exact shapes that land masses formed — have so far eluded experts.

https://www.sciencedaily.com/releases/2020/12/201201153424.htm