Hazenite (IMAGE) Carnegie Institution for Science Caption The mineral hazenite, named after Robert Hazen, which is only found in one locality, Mono Lake, Calif. Like hazenite, 22 percent of known minerals are found in just one locality. The image is courtesy of Courtesy of Hexiong Yang. Credit Hexiong Yang Usage Restrictions With credit License Licensed content 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.