Mammoth Pear Drop Diamond Pave EarringsA classic pair of prehistoric woolly mammoth ivory pear drops set with solid 14kt gold and diamond pave french hooks. Prehistoric woolly mammoth ivory is found in the cold northern regions of Alaska, Canada, and Siberia, and may range in age from 10,000 to 200,000 years. Natural colors vary and are dependent upon where the tusk lay buried, and for how many tens of thousands of years.