Though we’ve known about it for years, the planet’s most bountiful mineral has barely been named. Dubbed bridgmanite in honor of Nobel laureate Percy Bridgman, a physicist, the substance can be found between 670 and 2900 kilometers below Earth’s surface. The depth means it can’t be easily examined, National Geographic reports. Luckily, scientists recently got a chance to scrutinize the mineral when they found it in a meteorite that plummeted to Earth.
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