3.1" Emerald Peridot Crystals, Chrome Diopside And Spinel On Volcanic Rock Gila, AZ Purpurite has been crucial for understanding

has been crucial for understanding its geological context and its role as an indicator mineral

Living from about 96 to 65 million years ago during the late Cretaceous period

One of its most notable characteristics is its heft

likely a strategy to offset high juvenile mortality

Tyrannosaurus Rex lived in forested river valleys in North America during the late Cretaceous period

3.1" Emerald Peridot Crystals, Chrome Diopside And Spinel On Volcanic Rock Gila, AZ Purpurite has been crucial for understandingLocation: Gila, Arizona Weight: 6. 3 Ounces Dimensions: 3. 1 Inches Long, 2. 1 Inches Wide, 1. 8 Inches Thick The item pictured is the one you will receive. Peridot is a stunning green gemstone that belongs to the olivine mineral group. Known for its vibrant color and exceptional clarity, peridot is one of the few gemstones that occurs exclusively in shades of green. The intensity and hue of green vary depending on the iron content within the stone.