Think your August birthstone, peridot, is out of this world? You’re right! Peridot belongs to the mineral family olivine, and olivine is found not only in volcanic sands in Hawaii and the deserts of the American Southwest, but in meteorites called pallasites. The pallasite type of meteorite is embedded with olivine crystal inclusions. Pallasites, which are often cut into thin sections to allow light to pass through the olivine bits, are in a class by themselves. In a pallasite, the crystal comes already “set” in a sense, with the stone wrapped in metal even before it’s been put into a…
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