Here is a Devonian period clam found in the Silver Creek formation. This formation can be found in Clark County, Indiana. The clam is know...

Here is a polished Kentucky agate. It a great mineral found here in the state and while it does not quite fit fossil theme of this blog may...

Here is a clam called Paracyclas elliptica from the Devonian period. It was found in Clark County, Indiana in the Silver Creek formation.