It’s one of the most widespread minerals found on Earth and forms the foundation of both limestone and marble
with larger specimens averaging around 3
The Greek historian Herodotus once described these stone-encased marine fossils as “fish in the stones
coupled with its appealing pale green coloration
Measuring around 10–15 feet (3–4
5.7" Eurypterus Sea Scorpion Fossil Eurypterid Silurian 420 Mil Yrs Old New York Stand Acanthoceras It’s one of the mostLocation: Buffalo, New York, Bertie Green Formation Weight: 2 Pounds 5. 8 Ounces Dimensions: 7. 2 Inches Long, 5. 4 Inches Wide, 0. 8 Inches Thick (Plate) Sea Scorpion Dimensions: 5. 7 Inches Long, 3. 5 Inches Wide Comes with a Free Stand. Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Upper Silurian, 420 Million Years old Eurypterids, commonly referred to as sea scorpions, are an extinct group of arthropods