Scientists Confirm Discovery of ‘Hottest Rock on Earth’

Cubic zirconia from the 28-km- (17.4-mile) extensive Mistastin Lake crater in Canada required >2,370 levels Celsius soften, which is hottest recorded on Earth’s floor. In 2011, University of Western Ontario researcher Michael Zanetti and colleagues discovered a glass rock that contained small zircon grains within the Mistastin Lake crater. That rock was later analyzed and […]