![My fossil (and agate) finds from a Lake Michigan beach. I recognize the honeycomb, horn, and chain corals. Trying to figure out what the agatized creature is (left side 2nd down). : My fossil (and agate) finds from a Lake Michigan beach. I recognize the honeycomb, horn, and chain corals. Trying to figure out what the agatized creature is (left side 2nd down). :](https://i.redd.it/jkhoi32x8bc11.jpg)
My fossil (and agate) finds from a Lake Michigan beach. I recognize the honeycomb, horn, and chain corals. Trying to figure out what the agatized creature is (left side 2nd down). :
Great Lakes Rocks & Minerals | I soaked my chain coral in muriatic acid for about 24 hours | Facebook
![chain coral found around Elk Rapids, Mi by us at Nawbin | Rocks and fossils, Fossils, Rock collection chain coral found around Elk Rapids, Mi by us at Nawbin | Rocks and fossils, Fossils, Rock collection](https://i.pinimg.com/736x/74/6f/5d/746f5d52f30d99562c8d2eb3b3612219.jpg)
chain coral found around Elk Rapids, Mi by us at Nawbin | Rocks and fossils, Fossils, Rock collection
Great Lakes Rocks & Minerals | I soaked my chain coral in muriatic acid for about 24 hours | Facebook
Great Lakes Rocks & Minerals | I soaked my chain coral in muriatic acid for about 24 hours | Facebook
![Chain Coral Fossil Polished Freeform, Lake Michigan Fossil, Halysites Fossil, Great Lakes Rocks - Etsy Chain Coral Fossil Polished Freeform, Lake Michigan Fossil, Halysites Fossil, Great Lakes Rocks - Etsy](https://i.etsystatic.com/25600872/r/il/33af56/4211847008/il_fullxfull.4211847008_70e1.jpg)