Tag Archive for 'Zirconia'

XRF map of 7.53 g slice of NWA 12593: calcium (Ca) and iron (Fe) illustrate the location and diversity of clasts; sulfur (S) highlights the location of cracks and terrestrial weathering. Image credit: Crow et al., doi: 10.1130/G54386.1.

Lunar Meteorite Preserves Evidence of Colossal Asteroid Strike

Jun 10, 2026 by News Staff

Planetary scientists analyzing a lunar meteorite known as Northwest Africa (NWA) 12593 have uncovered evidence of an asteroid impact that occurred 3.5...

A sample of glass that recorded at 2,370 degrees Celsius. Image credit: Gavin Tolometti.

Scientists Confirm Discovery of ‘Hottest Rock on Earth’

Apr 15, 2022 by News Staff

Cubic zirconia from the 28-km- (17.4-mile) wide Mistastin Lake crater in Canada required >2,370 degrees Celsius melt, which is hottest recorded on Earth’s...