Iridium, a rare, white metallic element, appearing 77th on the Periodic Table, shares some characteristics as the other elements, however being unique as it is, offers far more than a rare and metallic appearance. It also bares the concept of being one of the hardest metals, extremely dense metals, and it's outstanding resistance against corrosion: better than any other metal known. In most cases, Iridium occurs in gravel deposits with a related element called platinum. Iridium occurs natu
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