Activity Lori Baltunis posted an image in the group Florida’s Fossils from the myFOSSIL app 2 years, 7 months ago 2 years, 7 months ago 2 years, 7 months ago For size photo 2 #fossil Victor Perez replied 2 years, 7 months ago Now that I see it with the coin for scale. I’m leaning towards rock. It may be a broken mold of a clam. The grooves could be traces from a sponge. Still hard to say for sure though Lori Baltunis replied 2 years, 7 months ago Thank you. I like the “design” anyway. Just doesn’t look random.