THE HYPOTHESIS. “This is because purported Precambrian magnetic poles in that region apparently record Phanerozoic magnetization of Precambrian rocks. Earth’s strong dipolar internally generated magnetic field may have originated only about 600 m.y. ago.”
https://www.sciencedirect.com/science/article/pii/S0012825219302636?via=ihub
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022