Antony Burnham, Australian National University (image) Australian National University Share Print E-Mail Caption This is Dr. Antony Burnham from the ANU Research School of Earth Sciences with a sample of zircon under the microscope. Credit Stuart Hay, ANU. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.