Full Moon EarringsPretty hammered sterling silver "full moons" with mammoth ivory and Swarovski crystal accents. Available in black, fuchsia, emerald green or blue Swarovski colors. 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. IJE Full Moon