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Imilac Pallasite Meteorite. Exceptional 208-gram museum-grade Imilac Pallasite specimen is full of beautiful olivine crystals embedded in a mirror-like nickel-iron matrix. It is polished on one side and etched on the other
Platinum is a chemical element with the chemical symbol Pt and an atomic number of 78. Its name is derived from the Spanish term platina, which is literally translated into "little silver". It is a dense, malleable, ductile, precious, gray-white transition metal. Platinum has six naturally occurring isotopes.