The Sun having a core of Iron is an interesting theory.
Chased several of the links , fascinating.
:') you must mean this:
Is Iron Causing All the Flares?
Universe Today | 11/18/03
Posted on 11/19/2003 9:15:52 AM PST by LibWhacker
http://www.freerepublic.com/focus/f-news/1024961/posts