Pallasite – PMGMagadanskaya District, Siberia, RussiaOriginally, Seymchan was identified as an iron-nickel meteorite, but when olivine crystals were found in parts of some of the Seymchan meteorites, it was identified as a far more rare pallasite. Pallasites are literally gemstones from outer space containing olivine crystals dispersed within the iron-nickel matrix. This large and beautiful sphere has a mirror-bright polish revealing very large olivine crystals. Weighing approximately 2.4 kilograms (5.2 lbs). Diameter of 3 1/2 in (10 cm)