Interesting earth core/ magnetosphere visualization

I like this guy's vids, to the point..

https://youtu.be/QiheGigtnws



Sent from my tsung-wa spy phone.

Given all Iron on planet earth comes from Microbe-Biological origins as in Hematite, (if we exclude the odd meteor) just how does the earth get an iron core of such immense volume? 

 

 Mapping the Earth's eddy currents will one day give rise to understanding wind. But not until they work out the 2 electrode H2O experiment is false and incomplete.