Mammoth Marquise EarringsPretty and simple prehistoric woolly mammoth ivory marquise earrings set with rhodium plated sterling silver lever backs. Prehistoric woolly mammoth ivory is found in the cold northern regions of Alaska, Canada, Russia, and Siberia. These fossil tusk materials may range in age from 10,000 to 200,000 years, and natural colors vary in shades of cream, tan, brown and, very rarely, blue and green. Approximately 1. 5" long Designed by Courtney Tripp