43MM Brittle Star Petraster Starfish Fossil Ordovician Age Blekus Morocco COA Fang with heavier minerals crystallizing first

with heavier minerals crystallizing first and settling in magma chambers

were designed for slicing

These urchins with spines are always composites because the spines break off from the body very quickly after they die

The shale and slate deposits in southern France

and flowering plants

43MM Brittle Star Petraster Starfish Fossil Ordovician Age Blekus Morocco COA Fang with heavier minerals crystallizing firstLocation: Kataoua Formation, Blekus, Morocco Weight: 1 Pound 5 Ounces Starfish Dimensions: 43MM Dimension: 5. 1 Inches Long, 4. 3 Inches Wide, 0. 9 Inches Thick (Plate) Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Brittlestar Petraster This intriguing limestone slab was extracted from Middle Upper Ordovician (about 450 million years old) rocks in the Anti Atlas part of the Atlas Mountains of Morocco. This