Barium?

On Thu, 15 Nov 2012 13:21:24 -0600, David D. Hillman <[log in to unmask]> wrote:

>Hi folks - Here is the Friday Element Quiz Question (ya, this is early but
>I am on travel and now is convenient):
>
>The Question:
>
>This element is a critical material in the operation of MRI scanners. The
>primary mining countries for this element are the USA and China. Think
>"pink".  What element is being described?
>
>
>The winner of the weekly element quiz will get the services of Clumpy and
>Kloumpios for the week.
>