[Rockhounds] Mazon Creek Fossil

betdav97 at aol.com betdav97 at aol.com
Sat Oct 11 18:27:40 PDT 2008


It is annularia stellata


-----Original Message-----
From: Kreigh Tomaszewski <Kreigh at tomaszewski.net>
To: Rockhounds at drizzle.com: A mailing list for rock and gem collectors 
<rockhounds at lists.drizzle.com>
Sent: Sat, 11 Oct 2008 9:09 pm
Subject: Re: [Rockhounds] Mazon Creek Fossil


Looks like Annularia, the leaves from Calamites. 
 
On Saturday, Oct 11, 2008, at 20:41 America/Detroit, John Siebel wrote: 
 
> Hi folks, 
> 
> I'm looking for help in identifying a Mazon Creek (Illinois) fossil > 
that I received from a fellow list member a while back (Thanks > 
Steve!). It looks like it could be a shell imprint but than again > 
possibly plant matter of some kind. The plate measures 7cm wide. I > 
ain't no expert so any help is appreciated. View image at > 
http://www.flickr.com/photos/31394106@N08/?saved=1 
> 
> Thanks for your help - John 
> PS. I just noticed, under magnification, that the surface is peppered 
> with tiny pyrite cubes. How cool! 
> 
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