Homepage › Forums › What Is It? › Found in Farmyard-Need help identifying please Tagged: Coral? Eastern South Dakota This topic contains 2 replies, has 2 voices, and was last updated by Gail Tennant 7 months, 3 weeks ago. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts August 18, 2018 at 5:57 pm #40736 Gail TennantParticipant Hi! Found this in our farmyard (Eastern South Dakota) while out rockhounding. A coral of some sort – maybe? Attachments:You must be logged in to view attached files. August 30, 2018 at 3:27 pm #40931 Jayson KowinskyParticipant Hello, Ya, it looks like coral pieces in a limestone matrix. All the little circles look like coral polyps. August 30, 2018 at 3:55 pm #40932 Gail TennantParticipant Thank you for your input. Do you or anyone happen to know if I should try to “clean” this up more — maybe try to remove some matrix? Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic.