4.4" Natural Rough Black Tourmaline Mineral Crystal Specimen Schorl Brazil Ginkgo Scientists believe this crest likely

Scientists believe this crest likely played a role in visual communication

feeding specialization

revealing how celestial bodies separate into layers based on density

As one of the largest predators of its era

and a specialized slicing bite to dominate its environment

4.4" Natural Rough Black Tourmaline Mineral Crystal Specimen Schorl Brazil Ginkgo Scientists believe this crest likelyLocation: Brazil Weight: 4. 5 Ounces Dimensions: 4. 4 Inches Long, 1. 2 Inches Wide, 1. 1 Inches Thick The item pictured is the one you will receive. Black Tourmaline is a striking gemstone for jewelry design, renowned for its bold black color, resilience, and unique crystal structure. This member of the tourmaline family occurs in igneous and metamorphic rocks and features long, striated prismatic crystals with a glassy to resinous luster. With a