These forms in a polished limestone that is used in building
http://img28.imageshack.us/img28/8509/fossil11.jpg
Yfrog - fossil11 - Uploaded by ezrahi
Could they be fossils or just casual paterns in the stone?
To MACROIDEAL
I've tried the links and the picture opens.
http://yfrog.com/0sfossil11j
Is quicker