Strange hexagonal diamonds come from a crash of an asteroid-dwarf planet

Strange hexagonal diamonds come from a crash of an asteroid-dwarf planet

Meteor Crater in Arizona. Meteorite fragments from the impact contain lonsdaleite.Photo: DANIEL SLIM/AFP (Getty Images) New research indicates that a rare form of diamond may have originated from the buzzing cores of distant worlds, arriving on Earth through violent cosmic collisions. According to a team of Australian scientists, the mineral lonsdaleite, a type of diamond …

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