Royal Tyrell Museum gets large ammonite fossil...

[tonmo]

...valued at $50k:

Museum receives rare fossil (http://calgary.cbc.ca/regional/servlet/View?filename=ca_fossil20030710)

[Phil]

There is a small photo of the ammonite here. It looks like a beauty:

http://users.pandora.be/pachy/news/20030711c.html

It is 71 million years old and has a striking appearance much like fire opal.