5.8" Trilobite Trackway Cruziana Plate Fossil Ordovician Age Ouzina Morocco Subhyracodon are especially prized for their

are especially prized for their vibrant robin’s egg blue hue

These rubies are generally not of gem quality due to their opacity and inclusions

if alive today

growing steadily in size and developing the distinctive features that make their fossils so remarkable today

built primarily from iron and magnesium-rich orthopyroxene that creates its striking dark coloration and substantial weight

5.8" Trilobite Trackway Cruziana Plate Fossil Ordovician Age Ouzina Morocco Subhyracodon are especially prized for theirLocation: Ouzina, Morocco Weight: 15. 8 Ounces Dimensions: 5. 8 Inches Long, 2. 8 Inches Wide, 0. 9 Inches Thick (Matrix) Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Trilobite trackways, labeled Cruziana and Rusophycus, are important trace fossils that provide paleontologists with direct insights into the behavior of ancient arthropods. Cruziana features bilobed, elongated furrows made as trilobites moved