and due to the plagioclase composition

These specimens measure ~

Canada but now it could make a fantastic addition to your collection

Price is per RANDOMLY-SELECTED specimen and they can be shipped worldwide

paleolithic

Trilobite Fossils, Flexicalymene Medieval and due to the plagioclaseThese are real fossilized trilobites (Flexicalymene ouzregui)! Trilobites were an extremely adaptive marine arthropod that first evolved roughly 521 million years ago and rapidly spread across the globe. They diversified into approximately 17,000 species and were one of history's most successful animals existing for over 270 million years before extinction! These 2 3" long (average) trilobites date back to the Upper Ordovician and were found in