This post is not about a fossil but a type of limestone found while studying fossils in the Kentucky River area near Frankfort, Kentucky. ...

This picture shows ring patterned concretions of calcite on some sort of fossil.  I picked it up because of the patterns but after looking a...

These pictures of brachiopod fossils are from the West Virginia-Virginia border off I-64 exit 183? (Monroe County, WV). They were sent to me...