Horn Coral Fossil Slice Display

A gorgeous polished slice of horn coral fossil, revealing the intricate internal septa structure of this ancient solitary coral. Horn corals (Rugosa) thrived in warm shallow seas over 300 million years ago during the Paleozoic Era, and this cross-section slice exposes the radiating chamber walls that give them their distinctive sunburst appearance.

• Type: Horn coral (Rugosa) fossil slice
• Age: Paleozoic Era, 300+ million years old
• Form: Polished cross-section slice
• Displays distinctive radiating septa pattern
• Ideal for: Display, collecting, or education
• Each slice is unique in size, pattern, and preservation